The Math.SQRT1_2
property represents the square root of 1/2 which is approximately 0.707:
Property attributes of Math.SQRT1_2
| |
---|---|
Writable | no |
Enumerable | no |
Configurable | no |
Because SQRT1_2
is a static property of Math
, you always use it as Math.SQRT1_2
, rather than as a property of a Math
object you created (Math
is not a constructor).
The following function returns 1 over the square root of 2:
function getRoot1_2() { return Math.SQRT1_2; } getRoot1_2(); // 0.7071067811865476
Desktop | ||||||
---|---|---|---|---|---|---|
SQRT1_2 |
1 | 12 | 1 | 3 | 3 | 1 |
Mobile | ||||||
---|---|---|---|---|---|---|
SQRT1_2 |
1 | 18 | 4 | 10.1 | 1 | 1.0 |
Server | |
---|---|
SQRT1_2 |
0.1.100 |
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://wiki.developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/SQRT1_2