Commit 4203835

authored

Added Monte Carlo Pi Approximation (TheAlgorithms#201)

* Added Monte Carlo Pi Approximation * Added comments

1 parent d8eee0c commit 4203835Copy full SHA for 4203835

File tree

+25

-0

lines changed

+25

-0

lines changed

Lines changed: 25 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,25 @@`
	`1`	`+// Wikipedia: https://en.wikipedia.org/wiki/Monte_Carlo_method`
	`2`	`+// Video Explaination: https://www.youtube.com/watch?v=ELetCV_wX_c`
	`3`	`+`
	`4`	`+function piEstimation (iterations = 100000) {`
	`5`	`+ let circleCounter = 0`
	`6`	`+`
	`7`	`+ for (let i = 0; i < iterations; i++) {`
	`8`	`+ // generating random points and checking if it lies within a circle of radius 1`
	`9`	`+ const x = Math.random()`
	`10`	`+ const y = Math.random()`
	`11`	`+ const radius = Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2))`
	`12`	`+`
	`13`	`+ if (radius < 1) circleCounter += 1`
	`14`	`+ }`
	`15`	`+`
	`16`	`+ // fomula for pi = (ratio of number inside circle and total iteration) x 4`
	`17`	`+ const pi = (circleCounter / iterations) * 4`
	`18`	`+ return pi`
	`19`	`+}`
	`20`	`+`
	`21`	`+function main () {`
	`22`	`+ console.log(piEstimation())`
	`23`	`+}`
	`24`	`+`
	`25`	`+main()`

Comments

(0)