math.trunc, math.cbrt, math.hypot

Author: Sainan

docs/Runtime Environment/Math.md

@@ -10,6 +10,7 @@ local x = 0 / 0
 print(x ~= x) -- Lua way: Prove the variable is NaN because it is not equal to itself. Works, but unintuitive.
 print(math.isnan(x))
 ```
+
 ---
 ### `math.round`
 Rounds a number to the nearest integer.
@@ -19,6 +20,37 @@ Rounds a number to the nearest integer.
 print(math.round(2.4)) --> 2
 print(math.round(2.5)) --> 3
 ```
+
+---
+### `math.trunc`
+Truncates the fractional part of a number, returning the integer portion toward zero.
+#### Parameters
+1. The number to truncate.
+```pluto
+print(math.trunc(10.5)) --> 10
+print(math.trunc(-10.5)) --> -10
+```
+
+---
+### `math.cbrt`
+Returns the cube root of a number.
+#### Parameters
+1. The number to take the cube root of.
+```pluto
+print(math.cbrt(27)) --> 3
+print(math.cbrt(-27)) --> -3
+```
+
+---
+### `math.hypot`
+Returns the square root of the sum of squares of its arguments.
+#### Parameters
+1. Two numbers representing orthogonal components.
+```pluto
+print(math.hypot(3, 4)) --> 5
+print(math.hypot(1e155, 1e155)) --> 1.41421e155
+```
+
 ---
 ### `math.atan2`
 An alias for the `math.atan` function.