Added Sigmoid Function

Athi223 · Athi223 · commit 45f98875c248 · 2020-10-10T12:36:13.000+05:30
diff --git a/cpmath.js b/cpmath.js
@@ -408,3 +408,11 @@ module.exports.stein_gcd = function(a, b)
 {
   return stein_gcd(a, b)
 }
+
+function sigmoid(z) {
+  return 1/(1+Math.exp(-z))
+}
+
+module.exports.sigmoid = function(z) {
+  return sigmoid(z)
+}

Original file line number	Diff line number	Diff line change
`@@ -408,3 +408,11 @@ module.exports.stein_gcd = function(a, b)`
`408`	`408`	`{`
`409`	`409`	`return stein_gcd(a, b)`
`410`	`410`	`}`
	`411`	`+`
	`412`	`+function sigmoid(z) {`
	`413`	`+ return 1/(1+Math.exp(-z))`
	`414`	`+}`
	`415`	`+`
	`416`	`+module.exports.sigmoid = function(z) {`
	`417`	`+ return sigmoid(z)`
	`418`	`+}`