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+# [Mathematical functions](https://numpy.org/doc/stable/reference/routines.math.html)
+
+
+**I will focus on the important ones.** 
+
+## [Trigonometric functions](https://numpy.org/doc/stable/reference/routines.math.html#trigonometric-functions)
+
+|||
+|---|---|
+|[sin](https://numpy.org/doc/stable/reference/generated/numpy.sin.html#numpy.sin)(x, /[, out, where, casting, order, ...])|Trigonometric sine, element-wise.|
+|[cos](https://numpy.org/doc/stable/reference/generated/numpy.cos.html#numpy.cos)(x, /[, out, where, casting, order, ...])|Cosine element-wise.|
+|[tan](https://numpy.org/doc/stable/reference/generated/numpy.tan.html#numpy.tan)(x, /[, out, where, casting, order, ...])|Compute tangent element-wise.|
+|[arcsin](https://numpy.org/doc/stable/reference/generated/numpy.arcsin.html#numpy.arcsin)(x, /[, out, where, casting, order, ...])|Inverse sine, element-wise.|
+|[arccos](https://numpy.org/doc/stable/reference/generated/numpy.arccos.html#numpy.arccos)(x, /[, out, where, casting, order, ...])|Trigonometric inverse cosine, element-wise.|
+|arctan(x, /[, out, where, casting, order, ...])|Trigonometric inverse tangent, element-wise.|
+|hypot(x1, x2, /[, out, where, casting, ...])|Given the "legs" of a right triangle, return its hypotenuse.|
+|[arctan2](https://numpy.org/doc/stable/reference/generated/numpy.arctan2.html#numpy.arctan2)(x1, x2, /[, out, where, casting, ...])|Element-wise arc tangent of x1/x2 choosing the quadrant correctly.|
+|degrees(x, /[, out, where, casting, order, ...])|Convert angles from radians to degrees.|
+|radians(x, /[, out, where, casting, order, ...])|Convert angles from degrees to radians.|
+|unwrap(p[, discont, axis, period])|Unwrap by taking the complement of large deltas with respect to the period.|
+|deg2rad(x, /[, out, where, casting, order, ...])|Convert angles from degrees to radians.|
+|rad2deg(x, /[, out, where, casting, order, ...])|Convert angles from radians to degrees.|
+
+## [Hyperbolic functions](https://numpy.org/doc/stable/reference/routines.math.html#hyperbolic-functions)
+
+[here](https://numpy.org/doc/stable/reference/routines.math.html#hyperbolic-functions) 
+
+## [Rounding](https://numpy.org/doc/stable/reference/routines.math.html#rounding)
+
+|||
+|---|---|
+|[round](https://numpy.org/doc/stable/reference/generated/numpy.round.html#numpy.round)(a[, decimals, out])|Evenly round to the given number of decimals.|
+|[around](https://numpy.org/doc/stable/reference/generated/numpy.around.html#numpy.around)(a[, decimals, out])|Round an array to the given number of decimals.|
+|[rint](https://numpy.org/doc/stable/reference/generated/numpy.rint.html#numpy.rint)(x, /[, out, where, casting, order, ...])|Round elements of the array to the nearest integer.|
+|[fix](https://numpy.org/doc/stable/reference/generated/numpy.fix.html#numpy.fix)(x[, out])|Round to nearest integer towards zero.|
+|[floor](https://numpy.org/doc/stable/reference/generated/numpy.floor.html#numpy.floor)(x, /[, out, where, casting, order, ...])|Return the floor of the input, element-wise.|
+|[ceil](https://numpy.org/doc/stable/reference/generated/numpy.ceil.html#numpy.ceil)(x, /[, out, where, casting, order, ...])|Return the ceiling of the input, element-wise.|
+|[trunc](https://numpy.org/doc/stable/reference/generated/numpy.trunc.html#numpy.trunc)(x, /[, out, where, casting, order, ...])|Return the truncated value of the input, element-wise.|
+
+## [Sums, products, differences](https://numpy.org/doc/stable/reference/routines.math.html#sums-products-differences)
+
+