Update 0.2.6

etc/math_ext.c

@@ -1,24 +1,32 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include "../utils/logger.h"
-
-#include "math.h"
-
-double Add(double x, double y){
-    return(x + y);
-}
-
-double Sub(double x, double y){
-    return(x - y);
-}
-
-double Mul(double x, double y){
-    return(x * y);
-}
-double Div(double x, double y){
-    if (y == 0.0)
-        return 0.0;
-    else 
-        return(x / y);
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include "../utils/logger.h"
+
+#include "math_ext.h"
+
+double Add(double x, double y){
+    return(x + y);
+}
+
+double Sub(double x, double y){
+    return(x - y);
+}
+
+double Mul(double x, double y){
+    return(x * y);
+}
+double Div(double x, double y){
+    if (y == 0.0)
+        return 0.0;
+    else 
+        return(x / y);
+}
+
+double CubeVolume(double a){
+    return pow(a, 3);
+}
+
+double SphereVolume(double r){
+    return (4/3*M_PI*pow(r, 3));
 }

etc/math_ext.h

@@ -1,9 +1,12 @@
-#ifndef _MATH_H_
-#define _MATH_H_
-
-double Add(double x, double y);
-double Sub(double x, double y);
-double Mul(double x, double y);
-double Div(double x, double y);
-
+#ifndef _MATH_EXT_H_
+#define _MATH_EXT_H_
+
+double Add(double x, double y);
+double Sub(double x, double y);
+double Mul(double x, double y);
+double Div(double x, double y);
+
+double CubeVolume(double a);
+double SphereVolume(double r);
+
 #endif