﻿ ﻿ 黄博士网: 在线数学手册计算器软件，电化学虚拟实验室，虚拟电化学工作站，电化学软件 首页 | 目录 | 世界 | 学科 | 理科 | 数学 | 物理 | 化学 | 计算机 | 医学 | 帮助 | 关于 | 索引

# 函数 Function

## 分类

1. 初等函数
2. 特殊函数
3. 制图函数
plot(x), implicitplot(x=y), parametricplot(x,y), tangentplot(x), secantplot(x), polarplot(x), plot3d()
制图, 隐函数制图, 参数制图, 切线制图, 割线制图, 极坐标制图, 立体图
4. 几何函数
semicircle(r), circle(r), oval(rx,ry), tangent(x)
5. 动画函数
timer(), sinwave(), sunrise()
6. 内部函数 internal function
7. 外部函数 external function
8. 基本函数

 abs(x) Absolute value of argument. sqrt(x) Square root of argument . Equivalent to root(argument,2) cbrt(x) Cube root of argument. Equivalent to root(argument,3) ln(x) Natural logarithm of argument (base-E logarithm of argument where E is Euler's constant) log(x) Natural logarithm of argument (base-E logarithm of argument where E is Euler's constant) lg(x) Logarithm base-10 of argument, equivalent to log(argument,10). log10(x) Logarithm base-10 of argument. exp(x) Exponential Function E to the power of argument, equivalent to E^argument sin(x) Sine of argument cos(x) Cosine tan(x) Tangent cot(x) Cotangent sec(x) Secant of argument, equiv. to 1/cos(arg). csc(x) Cosecant, equiv. to 1/sin(arg). asin(x) Arc sine acos(x) Arc cosine atan(x) Arc tangent acot(x) Arc cotangent asec(x) Arc secant, inverse secant. acsc(x) Arc cosecant, inverse cosecant. sinh(x) Hyperbolic sine, Sinus hyperbolicus cosh(x) Hyperbolic cosine, Cosinus hyperbolicus tanh(x) Hyperbolic tangent, Tangens hyperbolicus coth(x) Hyperbolic cotangent, Cotangens hyperbolicus sech(x) Hyperbolic secant, Secans hyperbolicus. csch(x) Hyperbolic cosecant, Cosecans hyperbolicus. asinh(x) Area sine, Area sinus hyperbolicus, inverse sinh(x). acosh(x) Area cosine, Area cosinus hyperbolicus, inverse cosh(x). atanh(x) Area tangent, Area tangens hyperbolicus, inverse tanh(x). acoth(x) Area cotangent, Area cotangens hyperbolicus, inverse coth(x). asech(x) Area- secant, Area secans hyperbolicus, inverse sech(x). acsch(x) Area- cosecant, Area cosecans hyperbolicus, inverse csch(x). round(x) Rounds argument up or down to the closest integer floor(x) Rounds arg down. ceil(x) Rounds arg up.

﻿

﻿