method |
description |
sin(x, /[, out, where, casting, order, …]) |
正弦函数, element-wise. |
cos(x, /[, out, where, casting, order, …]) |
余弦函数 element-wise. |
tan(x, /[, out, where, casting, order, …]) |
正切函数, element-wise. |
arcsin(x, /[, out, where, casting, order, …]) |
反正弦函数, element-wise. |
arccos(x, /[, out, where, casting, order, …]) |
反余弦函数, element-wise. |
arctan(x, /[, out, where, casting, order, …]) |
反正切函数, element-wise. |
hypot(x1, x2, /[, out, where, casting, …]) |
传入直角三角形的“直角边”,返回其斜边。 |
arctan2(x1, x2, /[, out, where, casting, …]) |
x1 / x2的 Element-wise 反正切线正确选择象限。 |
degrees(x, /[, out, where, casting, order, …]) |
将角度从弧度转换为度。 |
radians(x, /[, out, where, casting, order, …]) |
将角度从度转换为弧度。 |
unwrap(p[, discont, axis]) |
通过将值之间的增量更改为2 * pi来展开。 |
deg2rad(x, /[, out, where, casting, order, …]) |
将角度从度转换为弧度。 |
rad2deg(x, /[, out, where, casting, order, …]) |
将角度从弧度转换为度。 |
method |
description |
sinh(x, /[, out, where, casting, order, …]) |
双曲正弦, element-wise. |
cosh(x, /[, out, where, casting, order, …]) |
双曲余弦, element-wise. |
tanh(x, /[, out, where, casting, order, …]) |
计算双曲正切 element-wise. |
arcsinh(x, /[, out, where, casting, order, …]) |
反双曲正弦 element-wise. |
arccosh(x, /[, out, where, casting, order, …]) |
反双曲余弦, element-wise. |
arctanh(x, /[, out, where, casting, order, …]) |
反双曲正切 element-wise. |
method |
description |
around(a[, decimals, out]) |
平均舍入到给定的小数位数。 |
round_(a[, decimals, out]) |
将数组舍入到给定的小数位数。 |
rint(x, /[, out, where, casting, order, …]) |
将数组的元素四舍五入到最接近的整数。 |
fix(x[, out]) |
四舍五入为零。 |
floor(x, /[, out, where, casting, order, …]) |
返回输入的底限, element-wise. |
ceil(x, /[, out, where, casting, order, …]) |
返回输入的上限, element-wise. |
trunc(x, /[, out, where, casting, order, …]) |
返回输入的截断值, element-wise. |
method |
description |
prod(a[, axis, dtype, out, keepdims, …]) |
返回给定轴上数组元素的乘积。 |
sum(a[, axis, dtype, out, keepdims, …]) |
给定轴上的数组元素的总和。 |
nanprod(a[, axis, dtype, out, keepdims]) |
返回数组元素在给定轴上的乘积,将非数字(NaNs)视为一个。 |
nansum(a[, axis, dtype, out, keepdims]) |
返回给定轴上的数组元素的总和,将非数字(NaNs)视为零。 |
cumprod(a[, axis, dtype, out]) |
返回沿给定轴的元素的累加乘积。 |
cumsum(a[, axis, dtype, out]) |
返回沿给定轴的元素的累加和。 |
nancumprod(a[, axis, dtype, out]) |
返回数组元素在给定轴上的累积乘积,将非数字(NaNs)视为一个。 |
nancumsum(a[, axis, dtype, out]) |
返回在给定轴上将非数字(NaNs)视为零的数组元素的累积总和。 |
diff(a[, n, axis, prepend, append]) |
计算沿给定轴的第n个离散差。 |
ediff1d(ary[, to_end, to_begin]) |
数组的连续元素之间的差值。 |
gradient(f, *varargs, **kwargs) |
返回N维数组的梯度。 |
cross(a, b[, axisa, axisb, axisc, axis]) |
返回两个(数组)向量的叉积。 |
trapz(y[, x, dx, axis]) |
使用复合梯形规则沿给定轴积分。 |
method |
description |
exp(x, /[, out, where, casting, order, …]) |
计算输入数组中所有元素的指数。 |
expm1(x, /[, out, where, casting, order, …]) |
为数组中的所有元素计算exp(x)-1。 |
exp2(x, /[, out, where, casting, order, …]) |
为输入数组中的所有p计算2 ** p。 |
log(x, /[, out, where, casting, order, …]) |
自然对数, element-wise. |
log10(x, /[, out, where, casting, order, …]) |
返回输入数组的以10为底的对数, element-wise. |
log2(x, /[, out, where, casting, order, …]) |
x的以2为底的对数。 |
log1p(x, /[, out, where, casting, order, …]) |
返回元素加一个输入数组的自然对数。 |
logaddexp(x1, x2, /[, out, where, casting, …]) |
输入取幂之和的对数。 |
logaddexp2(x1, x2, /[, out, where, casting, …]) |
以2为底的输入的幂和的对数。 |
method |
description |
signbit(x, /[, out, where, casting, order, …]) |
在设置了符号位(小于零)的情况下返回 element-wise True。 |
copysign(x1, x2, /[, out, where, casting, …]) |
将x1的符号更改为x2的符号, element-wise. |
frexp(x[, out1, out2], / [[, out, where, …]) |
将x的元素分解为尾数和二进制指数。 |
ldexp(x1, x2, /[, out, where, casting, …]) |
返回x1 * 2 ** x2, element-wise. |
nextafter(x1, x2, /[, out, where, casting, …]) |
向x2返回x1之后的下一个浮点值, element-wise. |
spacing(x, /[, out, where, casting, order, …]) |
返回x与最近的相邻数字之间的距离。 |
method |
description |
add(x1, x2, /[, out, where, casting, order, …]) |
按元素添加参数。 |
reciprocal(x, /[, out, where, casting, …]) |
以元素为单位返回参数的倒数。 |
positive(x, /[, out, where, casting, order, …]) |
数值正, element-wise. |
negative(x, /[, out, where, casting, order, …]) |
数值负数, element-wise. |
multiply(x1, x2, /[, out, where, casting, …]) |
逐个乘以参数。 |
divide(x1, x2, /[, out, where, casting, …]) |
返回输入的真实除法, element-wise. |
power(x1, x2, /[, out, where, casting, …]) |
第一阵列元素从第二阵列提升为幂, element-wise. |
subtract(x1, x2, /[, out, where, casting, …]) |
逐个元素地减去参数。 |
true_divide(x1, x2, /[, out, where, …]) |
返回输入的真实除法, element-wise. |
floor_divide(x1, x2, /[, out, where, …]) |
返回小于或等于输入的除法的最大整数。 |
float_power(x1, x2, /[, out, where, …]) |
第一阵列元素从第二阵列提升为幂, element-wise. |
fmod(x1, x2, /[, out, where, casting, …]) |
返回元素的除法 remainder。 |
mod(x1, x2, /[, out, where, casting, order, …]) |
返回元素的除法余数。 |
modf(x[, out1, out2], / [[, out, where, …]) |
返回数组的分数和整数部分, element-wise. |
remainder(x1, x2, /[, out, where, casting, …]) |
返回元素的除法余数。 |
divmod(x1, x2[, out1, out2], / [[, out, …]) |
同时返回按元素商和余数。 |
method |
description |
convolve(a, v[, mode]) |
返回两个一维序列的离散线性卷积。 |
clip(a, a_min, a_max[, out]) |
裁剪(限制)数组中的值。 |
sqrt(x, /[, out, where, casting, order, …]) |
返回数组的非负 平方根, element-wise. |
cbrt(x, /[, out, where, casting, order, …]) |
返回数组的立方根, element-wise. |
square(x, /[, out, where, casting, order, …]) |
返回输入的元素方平方。 |
absolute(x, /[, out, where, casting, order, …]) |
计算绝对值 element-wise. |
fabs(x, /[, out, where, casting, order, …]) |
计算绝对值 element-wise. |
sign(x, /[, out, where, casting, order, …]) |
返回数字符号的逐元素指示。 |
heaviside(x1, x2, /[, out, where, casting, …]) |
计算Heaviside阶跃函数。 |
maximum(x1, x2, /[, out, where, casting, …]) |
数组元素的逐元素最大值。 |
minimum(x1, x2, /[, out, where, casting, …]) |
数组元素的按元素最小值。 |
fmax(x1, x2, /[, out, where, casting, …]) |
数组元素的逐元素最大值。 |
fmin(x1, x2, /[, out, where, casting, …]) |
数组元素的按元素最小值。 |
nan_to_num(x[, copy, nan, posinf, neginf]) |
用较大的有限数字(默认行为)或使用用户定义的nan,posinf和/或neginf关键字定义的数字将NaN替换为零和无穷大。 |
real_if_close(a[, tol]) |
如果复杂输入接近实数,则返回复杂数组。 |
interp(x, xp, fp[, left, right, period]) |
一维线性插值。 |