本書(shū)強調基本概念、理論和技能的訓練,著(zhù)重于培養學(xué)生運用數學(xué)知識解決實(shí)際問(wèn)題的能力。從第一章至第五章,內容主要圍繞一元微積分,這部分與第六章的微分方程相互補充,構建起數學(xué)的基礎體系。第七章探討多元函數的微積分,進(jìn)一步擴展了數學(xué)的維度。第八章涵研究無(wú)窮級數,這一部分對于理解和應用數學(xué)理論至關(guān)重要。在保持理論體系的嚴謹性和科學(xué)性的同時(shí),本書(shū)摒棄了對非數學(xué)專(zhuān)業(yè)學(xué)生來(lái)說(shuō)過(guò)于復雜的計算和證明步驟,以便更專(zhuān)注于關(guān)鍵知識點(diǎn)。
張映輝,教授,博導,廣西師范大學(xué)數學(xué)與統計學(xué)院院長(cháng)。主要研究偏微分方程理論及其應用。
錢(qián)凌志,教授,博士,廣西師范大學(xué)數學(xué)與統計學(xué)院專(zhuān)任教師。主要研究微分方程數值解的理論與計算、計算流體力學(xué)等
吳果林,博士,教授,碩導,桂林航空工業(yè)學(xué)院理學(xué)院院長(cháng)。主要研究復雜網(wǎng)絡(luò )、機器學(xué)習、異質(zhì)神經(jīng)網(wǎng)絡(luò )等。
第1 章 一元函數極限及連續 ·········································································· 1
1.1 函數的概念 ····················································································· 1
1.1.1 集合與鄰域 ······························································································· 1
1.1.2 函數的概念 ······························································································· 2
1.1.3 函數的性質(zhì) ······························································································· 4
1.1.4 初等函數的概念 ························································································· 6
習題1.1 ································································································ 6
1.2 數列極限 ························································································ 7
1.2.1 數列的概念 ······························································································· 7
1.2.2 數列的極限 ······························································································· 8
1.2.3 數列極限的性質(zhì)及收斂準則 ·········································································· 9
1.2.4 數列極限的四則運算法則 ··········································································· 14
習題1.2 ······························································································· 14
1.3 函數的極限 ···················································································· 15
1.3.1 函數極限的定義 ······················································································· 15
1.3.2 函數極限的性質(zhì) ······················································································· 19
習題1.3 ······························································································· 20
1.4 無(wú)窮小量、無(wú)窮大量 ········································································ 20
1.4.1 無(wú)窮小量 ································································································ 20
1.4.2 無(wú)窮大量 ································································································ 23
1.4.3 無(wú)窮大與無(wú)窮小的關(guān)系 ·············································································· 25
習題1.4 ······························································································· 25
1.5 函數極限的運算法則 ········································································ 26
1.5.1 函數極限的運算法則 ················································································· 26
1.5.2 復合函數的極限運算法則 ··········································································· 29
習題1.5 ······························································································· 30
1.6 兩個(gè)重要極限 ················································································· 30
1.6.1 重要極限 ················································································· 31
1.6.2 重要極限············································································· 32
習題1.6 ······························································································· 35
1.7 無(wú)窮小的比較 ················································································· 36
1.7.1 無(wú)窮小的比較 ·························································································· 36
1.7.2 關(guān)于等價(jià)無(wú)窮小量的性質(zhì)和定理 ·································································· 38
習題1.7 ······························································································· 40
1.8 函數的連續性 ················································································· 40
1.8.1 函數連續性的概念 ···················································································· 41
1.8.2 函數的間斷點(diǎn) ·························································································· 44
1.8.3 連續函數的基本性質(zhì) ················································································· 45
1.8.4 初等函數的連續性 ···················································································· 46
習題1.8 ······························································································· 48
1.9 閉區間上連續函數的性質(zhì) ·································································· 49
1.9.1 最大值最小值定理 ···················································································· 49
1.9.2 零點(diǎn)定理 ································································································ 50
1.9.3 介值定理 ································································································ 51
習題1.9 ······························································································· 52
總習題一 ······························································································ 52
第2 章 導數與微分 ····················································································· 55
2.1 導數的概念 ···················································································· 55
2.1.1 導數的定義 ····························································································· 55
2.1.2 導數的幾何意義 ······················································································· 59
2.1.3 可導與連續的關(guān)系 ···················································································· 60
習題2.1 ······························································································· 61
2.2 函數的求導法則和基本求導公式 ························································· 62
2.2.1 函數求導的四則運算法則 ··········································································· 62
2.2.2 反函數求導法則 ······················································································· 63
2.2.3 復合函數求導法則 ···················································································· 64
習題2.2 ······························································································· 67
2.3 高階導數 ······················································································· 69
習題2.3 ······························································································· 71
2.4 隱函數及參數方程確定的函數的導數 ··················································· 72
2.4.1 隱函數的導數 ·························································································· 72
2.4.2 對數求導法 ····························································································· 73
2.4.3 參數方程求導法則 ···················································································· 74
習題2.4 ······························································································· 77
2.5 函數的微分 ···················································································· 78
2.5.1 微分的概念 ····························································································· 78
2.5.2 可微與可導的關(guān)系 ···················································································· 79
2.5.3 微分運算法則和基本微分公式 ····································································· 79
2.5.4 微分的幾何意義 ······················································································· 81
2.5.5 微分在近似計算中的應用 ··········································································· 81
習題2.5 ······························································································· 83
總習題二 ······························································································ 84
第3 章 微分中值定理與導數的應用 ································································ 88
3.1 微分中值定理 ················································································· 88
習題3.1 ······························································································· 91
3.2 洛必達法則 ···················································································· 92
習題3.2 ······························································································· 96
3.3 函數的單調性、極值、最值 ······························································· 96
3.3.1 函數的單調性 ·························································································· 96
3.3.2 函數的極值 ····························································································· 99
3.3.3 函數的最大值與最小值 ············································································· 101
習題3.3 ····························································································· 102
3.4 曲線(xiàn)的凸性、拐點(diǎn)與漸近線(xiàn) ····························································· 103
3.4.1 曲線(xiàn)的凸性和拐點(diǎn) ··················································································· 103
3.4.2 曲線(xiàn)的漸近線(xiàn) ························································································· 105
3.4.3 函數圖形的描繪 ······················································································ 106
習題3.4 ····························································································· 107
3.5 導數在經(jīng)濟中的應用 ······································································ 108
3.5.1 邊際與邊際分析 ······················································································ 108
3.5.2 彈性與彈性分析 ······················································································ 109
習題3.5 ····························································································· 111
3.6 泰勒公式 ····················································································· 112
習題3.6 ····························································································· 117
總習題三 ···························································································· 117
第4 章 不定積分 ······················································································ 122
4.1 不定積分的概念與性質(zhì) ··································································· 122
4.1.1 原函數與不定積分 ··················································································· 122
4.1.2 基本積分表 ···························································································· 123
4.1.3 不定積分的性質(zhì) ······················································································ 124
4.1.4 不定積分的幾何意義 ················································································ 126
習題4.1 ····························································································· 127
4.2 換元積分法 ·················································································· 128
4.2.1 第一類(lèi)換元積分法 ··················································································· 128
4.2.2 第二類(lèi)換元積分法 ··················································································· 131
習題4.2 ····························································································· 135
4.3 分部積分法 ·················································································· 137
習題4.3 ····························································································· 140
4.4 有理函數的積分 ············································································ 141
4.4.1 有理函數及其積分 ··················································································· 141
4.4.2 可化為有理函數的積分舉例 ······································································· 146
習題4.4 ····························································································· 148
總習題四 ···························································································· 149
第5 章 定積分及其應用 ············································································· 153
5.1 定積分的概念與性質(zhì) ····································································· 153
5.1.1 定積分的定義 ························································································· 153
5.1.2 定積分的幾何意義 ··················································································· 157
5.1.3 定積分的基本性質(zhì) ··················································································· 157
習題5.1 ····························································································· 160
5.2 微積分基本定理 ············································································ 160
5.2.1 積分上限函數 ························································································· 161
5.2.2 牛頓-萊布尼茨公式 ·················································································· 162
習題5.2 ····························································································· 164
5.3 定積分的積分法 ············································································ 164
5.3.1 定積分的換元積分法 ················································································ 165
5.3.2 定積分的分部積分法 ················································································ 167
習題5.3 ····························································································· 169
5.4 廣義積分 ····················································································· 170
5.4.1 無(wú)窮區間上的廣義積分 ············································································· 170
5.4.2 無(wú)界函數的廣義積分 ················································································ 172
習題5.4 ····························································································· 174
5.5 定積分的應用 ··············································································· 175
5.5.1 平面圖形的面積 ······················································································ 175
5.5.2 旋轉體的體積 ························································································· 179
5.5.3 定積分在經(jīng)濟學(xué)的應用 ············································································· 182
習題5.5 ····························································································· 185
總習題五 ···························································································· 186
第6 章 多元函數微積分 ············································································· 189
6.1 空間解析幾何 ··············································································· 189
6.1.1 空間直角坐標系 ······················································································ 189
6.1.2 空間兩點(diǎn)間的距離 ··················································································· 191
6.1.3 曲面及其方程 ························································································· 191
習題6.1 ····························································································· 195
6.2 多元函數的基本概念 ······································································ 196
6.2.1 平面點(diǎn)集 ······························································································· 196
6.2.2 平面點(diǎn)集的基本概念 ················································································ 197
6.2.3 二元函數的概念 ······················································································ 198
6.2.4 二元函數的極限 ······················································································ 199
6.2.5 二元函數的連續性 ··················································································· 200
習題6.2 ····························································································· 200
6.3 偏導數 ························································································ 201
6.3.1 偏導數的概念 ························································································· 201
6.3.2 偏導數的計算 ························································································· 203
6.3.3 偏導數和連續的關(guān)系 ················································································ 203
習題6.3 ····························································································· 204
6.4 全微分 ························································································ 205
6.4.1 全微分的定義 ························································································· 205
6.4.2 可微性的應用 ························································································· 208
習題6.4 ····························································································· 208
6.5 復合函數微分法與隱函數微分法 ······················································· 208
6.5.1 復合函數的求導法則 ················································································ 208
6.5.2 一階微分形式不變性 ················································································ 211
6.5.3 隱函數可微性定理 ··················································································· 211
習題6.5 ····························································································· 214
6.6 多元函數的極值及其求法 ································································ 215
6.6.1 二元函數的極值問(wèn)題 ················································································ 215
6.6.2 條件極值與拉格朗日乘數法 ······································································· 216
習題6.6 ····························································································· 220
6.7 二重積分的概念與性質(zhì) ··································································· 221
6.7.1 二重積分的概念 ······················································································ 221
6.7.2 二重積分的性質(zhì) ······················································································ 223
習題6.7 ····························································································· 224
6.8 在直角坐標系下的二重積分的計算 ···················································· 224
6.8.1 在直角坐標系下二重積分的計算 ································································· 224
6.8.2 交換二次積分次序 ··················································································· 230
6.8.3 利用對稱(chēng)性和奇偶性化簡(jiǎn)二重積分的計算 ····················································· 232
習題6.8 ····························································································· 233
6.9 在極坐標系下的二重積分的計算 ······················································· 234
習題6.9 ····························································································· 237
總習題六 ···························································································· 238
第7 章 常微分方程 ··················································································· 242
7.1 基本概念和例題 ············································································ 242
習題7.1 ····························································································· 244
7.2 一階可分離變量的微分方程 ····························································· 244
習題7.2 ····························································································· 245
7.3 一階線(xiàn)性微分方程 ········································································· 246
習題7.3 ····························································································· 248
7.4 一階微分方程的變量代換法 ····························································· 249
習題7.4 ····························································································· 251
7.5 可降階的微分方程 ········································································· 251
7.5.1 形如 y(n) ? f (x)的微分方程 ········································································ 251
7.5.2 形如 y? ? f (x, y?)的微分方程 ······································································ 252
7.5.3 形如 y? ? f (y, y?)的微分方程 ······································································ 252
習題7.5 ····························································································· 253
7.6 二階常系數線(xiàn)性微分方程 ································································ 253
7.6.1 二階常系數齊次線(xiàn)性微分方程的求解 ··························································· 253
7.6.2 二階常系數非齊次線(xiàn)性微分方程的求解 ························································ 256
習題7.6 ····························································································· 258
7.7 一般的二階線(xiàn)性微分方程 ································································ 259
習題7.7 ····························································································· 260
7.8 差分方程* ···················································································· 261
7.8.1 差分的概念與性質(zhì) ··················································································· 261
7.8.2 差分方程的概念 ······················································································ 262
7.8.3 一階常系數線(xiàn)性差分方程 ·········································································· 262
習題7.8 ····························································································· 264
總習題七 ···························································································· 264
第8 章 無(wú)窮級數 ······················································································ 267
8.1 無(wú)窮級數的概念與性質(zhì) ··································································· 267
8.1.1 無(wú)窮級數的定義 ······················································································ 267
8.1.2 收斂級數的基本性質(zhì) ················································································ 270
習題8.1 ····························································································· 272
8.2 常數項級數的審斂法 ······································································ 273
8.2.1 正項級數及其審斂法 ················································································ 273
8.2.2 交錯級數及其審斂法 ················································································ 279
8.2.3 絕對收斂與條件收斂 ················································································ 281
習題8.2 ····························································································· 282
8.3 冪級數 ························································································ 284
8.3.1 函數項級數的概念 ··················································································· 284
8.3.2 冪級數及其收斂性 ··················································································· 284
8.3.3 冪級數的運算 ························································································· 288
習題8.3 ····························································································· 290
8.4 函數展開(kāi)成冪級數 ········································································· 291
8.4.1 泰勒級數 ······························································································· 291
8.4.2 函數展開(kāi)成冪級數 ··················································································· 293
8.4.3 函數的冪級數展開(kāi)式的應用 ······································································· 295
習題8.4 ····························································································· 298
總習題八 ···························································································· 298
主要參考文獻 ···························································································· 302
習題參考答案 ···························································································· 303
前言
本書(shū)是為高等院校經(jīng)濟類(lèi)、管理類(lèi)、化工類(lèi)、農林類(lèi)、教育類(lèi)、環(huán)境類(lèi)、生科類(lèi)等專(zhuān)業(yè)學(xué)生編寫(xiě)的高等數學(xué)教材.在編寫(xiě)過(guò)程中,我們充分考慮了這些專(zhuān)業(yè)對數學(xué)知識的實(shí)際需求,力求在保持數學(xué)理論嚴謹性的同時(shí),突出應用性和實(shí)用性,從而幫助學(xué)生建立數學(xué)思維,掌握數學(xué)工具,為后續專(zhuān)業(yè)課程的學(xué)習和數學(xué)應用奠定堅實(shí)基礎.
本書(shū)的主要內容包括:一元函數極限及連續、導數與微分、微分中值定理與導數的應用、不定積分、定積分及其應用、多元函數微積分、常微分方程、無(wú)窮級數.各章內容包括基本概念、定理、性質(zhì)、典型例題、應用實(shí)例、習題等模塊.
本書(shū)的編寫(xiě)特色如下.
(1)理論聯(lián)系實(shí)際:本教材融入了經(jīng)濟、幾何、物理、工程、社會(huì )科學(xué)等方面的應用實(shí)例和思政元素,注重理論與實(shí)踐相結合的實(shí)際案例,使抽象的數學(xué)概念與專(zhuān)業(yè)應用緊密結合,幫助學(xué)生理解數學(xué)的實(shí)際價(jià)值.
(2)難度層次遞進(jìn):例題和習題編排遵循“基礎→提高→綜合應用”的梯度設計,既包含了鞏固基本概念和方法的常規題目,又設置了培養學(xué)生分析問(wèn)題和解決問(wèn)題能力的綜合應用題目.
(3)邏輯結構嚴謹:內容編排注重知識體系的系統性和連貫性,各章節之間邏輯銜接自然,概念闡述清晰準確,定理證明簡(jiǎn)潔明了.
(4)語(yǔ)言流暢易懂:在保持數學(xué)表述準確性的前提下,力求語(yǔ)言通俗易懂,通過(guò)直觀(guān)的解釋和恰當的比喻,降低學(xué)習難度,提高可讀性.教師在使用本教材時(shí),可根據不同專(zhuān)業(yè)的需要和學(xué)時(shí)安排,適當調整教學(xué)內容.對數學(xué)基礎較好的學(xué)生,可以引導他們深入探究部分選學(xué)內容;對于基礎相對薄弱的學(xué)生,則應確保他們掌握基本概念和主要方法.建議在教學(xué)過(guò)程中多結合專(zhuān)業(yè)實(shí)例,激發(fā)學(xué)生學(xué)習興趣.
本書(shū)的編寫(xiě)得到了多位專(zhuān)家學(xué)者的指導和幫助,在此表示衷心感謝.張映輝編寫(xiě)了第1 章,錢(qián)凌志編寫(xiě)了第2 章和第8 章,蔡慧萍編寫(xiě)了第4 章和第5 章,汪海玲編寫(xiě)了第6 章,郭勇華編寫(xiě)了第7 章,冀桂琳編寫(xiě)了第3 章.張映輝、吳果林、蔡慧萍對全書(shū)進(jìn)行了統稿和修訂.蔣靖、錢(qián)倩楓、戴美云、劉金霞、黎恒志、李立馨、馮蘇洋、寧鈺琪、黃清等人對書(shū)稿的編輯和修改做了大量的工作.
由于編者水平有限,書(shū)中難免存在不足和疏漏之處,懇請廣大讀者批評指正,以便再版時(shí)修訂完善.
編 者
2025 年6 月
本書(shū)強調高等數學(xué)的基本概念、理論和技能的訓練,著(zhù)重于培養學(xué)生運用高等數學(xué)知識解決實(shí)際問(wèn)題的能力。
極限是微積分中的基礎概念,它是研究變量變化趨勢的基本工具,高等數學(xué)中許多基本概念,如連續、導數、定積分、無(wú)窮級數等都是建立在極限的基礎上的.極限指的是變量在一定的變化過(guò)程中,從總的來(lái)說(shuō)逐漸穩定的這樣一種變化趨勢以及所趨向的值(極限值).極限的概念經(jīng)由柯西(Cauchy)、魏爾斯特拉斯(Weierstrass)等數學(xué)家的嚴格闡述得以完善.本章將先引入數列極限的相關(guān)定義、性質(zhì)與判別準則,進(jìn)而拓展至函數極限的概念體系,并深入探討函數極限的基本性質(zhì)、運算法則及其在微積分理論中的應用.
牛頓在代數、數值分析、解析幾何等領(lǐng)域也作出了重要貢獻,如二項式定理和牛頓迭代法.他的科學(xué)成就徹底改變了人類(lèi)對自然的認識,他的力學(xué)體系成為工程學(xué)和天文學(xué)的基石,他發(fā)明的微積分推動(dòng)了數學(xué)和物理學(xué)的發(fā)展,他的科學(xué)方法(實(shí)驗和數學(xué)推導)成為現代科學(xué)的典范.后人常將牛頓與愛(ài)因斯坦并列為科學(xué)史上最偉大的天才.愛(ài)因斯坦也曾說(shuō):“牛頓的成就是人類(lèi)思想史上最偉大的進(jìn)步.”
本節微分中值定理是高等數學(xué)的重要理論基礎,主要包括羅爾定理、拉格朗日中值定理和柯西中值定理.這些定理提供了函數在某區間內一種“中間”狀態(tài)的性質(zhì),不僅在理論上具有重要意義,也在解決實(shí)際問(wèn)題時(shí)發(fā)揮著(zhù)重要作用.例如,在證明不等式、求極限、估計誤差等方面都有廣泛應用.
![]() |
![]() |
![]() |
會(huì )員家 | 書(shū)天堂 | 天貓旗艦店 |
![]() | ![]() |
微信公眾號 | 官方微博 |
版權所有:廣西師范大學(xué)出版社集團 GUANGXI NORMAL UNIVERSITY PRESS(GROUP) | 紀委舉/報投訴郵箱 :cbsjw@bbtpress.com 紀委舉報電話(huà):0773-2288699
網(wǎng)絡(luò )出版服務(wù)許可證: (署) | 網(wǎng)出證 (桂) 字第008號 | 備案號:桂ICP備12003475號 | 新出網(wǎng)證(桂)字002號 | 公安機關(guān)備案號:45030202000033號