1、 Matlab中的數(shù)學(xué)運(yùn)算符a+b 加法a-b減法a*b矩陣乘法a.*b數(shù)組乘法a/b矩陣右除ab矩陣左除a./b數(shù)組右除a.b數(shù)組左除ab 矩陣乘方a.b數(shù)組乘方-a負(fù)號(hào) 共軛轉(zhuǎn)置.一般轉(zhuǎn)置Matlab的常用內(nèi)部數(shù)學(xué)函數(shù) 指數(shù)函數(shù)exp(x)以e為底數(shù)對(duì)數(shù)函數(shù)log(x)自然對(duì)數(shù)，即以e為底數(shù)的對(duì)數(shù)log10(x)常用對(duì)數(shù)，即以10為底數(shù)的對(duì)數(shù)log2(x)以2為底數(shù)的x的對(duì)數(shù)開(kāi)方函數(shù)sqrt(x)表示x的算術(shù)平方根絕對(duì)值函數(shù)abs(x)表示實(shí)數(shù)的絕對(duì)值以及復(fù)數(shù)的模三角函數(shù)（自變量的單位為弧度）sin(x)正弦函數(shù)cos(x)余弦函數(shù)tan(x)正切函數(shù)cot(x)余切函數(shù)sec(x)正割函

2、數(shù)csc(x)余割函數(shù)反三角函數(shù) asin(x)反正弦函數(shù)acos(x)反余弦函數(shù)atan(x)反正切函數(shù)acot(x)反余切函數(shù)asec(x)反正割函數(shù)acsc(x)反余割函數(shù)雙曲函數(shù) sinh(x)雙曲正弦函數(shù)cosh(x)雙曲余弦函數(shù)tanh(x)雙曲正切函數(shù)coth(x)雙曲余切函數(shù)sech(x)雙曲正割函數(shù)csch(x)雙曲余割函數(shù)反雙曲函數(shù) asinh(x)反雙曲正弦函數(shù)acosh(x)反雙曲余弦函數(shù)atanh(x)反雙曲正切函數(shù)acoth(x)反雙曲余切函數(shù)asech(x)反雙曲正割函數(shù)acsch(x)反雙曲余割函數(shù)求角度函數(shù)atan2(y,x)以坐標(biāo)原點(diǎn)為頂點(diǎn)，x軸正半軸為始邊

3、，從原點(diǎn)到點(diǎn)（x，y）的射線為終邊的角，其單位為弧度，范圍為（ ， 數(shù)論函數(shù)gcd(a,b)兩個(gè)整數(shù)的最大公約數(shù)lcm(a,b)兩個(gè)整數(shù)的最小公倍數(shù)排列組合函數(shù)factorial(n)階乘函數(shù)，表示n的階乘 復(fù)數(shù)函數(shù) real(z)實(shí)部函數(shù)imag(z)虛部函數(shù)abs(z)求復(fù)數(shù)z的模angle(z)求復(fù)數(shù)z的輻角，其范圍是（ ， conj(z)求復(fù)數(shù)z的共軛復(fù)數(shù)求整函數(shù)與截尾函數(shù)ceil(x)表示大于或等于實(shí)數(shù)x的最小整數(shù)floor(x)表示小于或等于實(shí)數(shù)x的最大整數(shù)round(x)最接近x的整數(shù)最大、最小函數(shù)max(a，b，c，)求最大數(shù)min(a，b，c，)求最小數(shù)符號(hào)函數(shù) sign(x

4、) Matlab的內(nèi)部常數(shù)pi 圓周率 exp(1)自然對(duì)數(shù)的底數(shù)ei 或j 虛數(shù)單位Inf或 inf 無(wú)窮大 Matlab的內(nèi)部常數(shù)pi 圓周率 exp(1)自然對(duì)數(shù)的底數(shù)ei 或j 虛數(shù)單位Inf或 inf 無(wú)窮大 如何在Matlab中解不等式調(diào)用maple中解不等式的命令即可，調(diào)用形式如下： maple(maple中解不等式的命令) 具體說(shuō)，包括以下五種：maple( solve（不等式）) maple( solve（不等式，變?cè)?) maple( solve（不等式，變?cè)?) maple( solve（不等式，變?cè)?) maple( solve（不等式，變?cè)?)如何在Matlab中解不等式組調(diào)用maple中解不等式