Fix subtraction from float in ConstraintArithmetic.cs

bebcky · bebcky · commit dbed8b96948b · 2020-12-30T10:01:09.000+11:00
diff --git a/sdk/lib/csharp/ConstraintArithmetic/ConstraintArithmetic.cs b/sdk/lib/csharp/ConstraintArithmetic/ConstraintArithmetic.cs
@@ -241,7 +241,7 @@ public ArithmeticExpression(ArithmeticContext context, float constant, float[] c
         }
 
         public static ArithmeticExpression operator -(float constant, ArithmeticExpression expression) {
-            return expression + -constant;
+            return constant + -expression;
         }
 
         public static ArithmeticExpression operator *(ArithmeticExpression expression, float constant) {
@@ -388,7 +388,7 @@ public ArithmeticTerm(ArithmeticContext context, int variableIndex, float coeffi
         }
 
         public static ArithmeticExpression operator -(float constant, ArithmeticTerm term) {
-            return term + -constant;
+            return constant + -term;
         }
 
         public static ArithmeticTerm operator *(ArithmeticTerm term, float constant) {

Original file line number	Diff line number	Diff line change
`@@ -241,7 +241,7 @@ public ArithmeticExpression(ArithmeticContext context, float constant, float[] c`
`241`	`241`	`}`
`242`	`242`
`243`	`243`	`public static ArithmeticExpression operator -(float constant, ArithmeticExpression expression) {`
`244`		`- return expression + -constant;`
	`244`	`+ return constant + -expression;`
`245`	`245`	`}`
`246`	`246`
`247`	`247`	`public static ArithmeticExpression operator *(ArithmeticExpression expression, float constant) {`
`@@ -388,7 +388,7 @@ public ArithmeticTerm(ArithmeticContext context, int variableIndex, float coeffi`
`388`	`388`	`}`
`389`	`389`
`390`	`390`	`public static ArithmeticExpression operator -(float constant, ArithmeticTerm term) {`
`391`		`- return term + -constant;`
	`391`	`+ return constant + -term;`
`392`	`392`	`}`
`393`	`393`
`394`	`394`	`public static ArithmeticTerm operator *(ArithmeticTerm term, float constant) {`