Fixed incorrect acot math!!!

CodeByDrescher · CodeByDrescher · commit e79926b50a46 · 2026-02-26T15:24:01.000-05:00
diff --git a/vcell-math/src/main/java/cbit/vcell/parser/MathUtil.java b/vcell-math/src/main/java/cbit/vcell/parser/MathUtil.java
@@ -47,7 +47,7 @@ static double acosh(double arg){
 	}
 
 	static double acot(double arg){
-		return MathUtil.atan(1.0/arg);
+		return (AccurateMath.PI - (2*MathUtil.atan(arg)))/2.0;
 	}
 
 	static double acoth(double arg){

Original file line number	Diff line number	Diff line change
`@@ -47,7 +47,7 @@ static double acosh(double arg){`
`47`	`47`	`}`
`48`	`48`
`49`	`49`	`static double acot(double arg){`
`50`		`- return MathUtil.atan(1.0/arg);`
	`50`	`+ return (AccurateMath.PI - (2*MathUtil.atan(arg)))/2.0;`
`51`	`51`	`}`
`52`	`52`
`53`	`53`	`static double acoth(double arg){`