Merge pull request #749 from hyoo-ru/vec-div

$mol_vector div1 operation

Author: zerkalica

vector/vector.ts

@@ -37,6 +37,10 @@ namespace $ {
 			return this.merged( diff , ( a , b )=> a + b ) as any
 		}
 
+		substracted1( this : $mol_vector< number , Length > , diff : readonly number[] & { length : Length } ) : this {
+			return this.merged( diff , ( a , b )=> a - b ) as any
+		}
+
 		multed0( this : $mol_vector< number , Length > , mult : number ) : this {
 			return this.map( value => value * mult ) as any
 		}
@@ -48,6 +52,13 @@ namespace $ {
 			return this.merged( mults , ( a , b )=> a * b ) as any
 		}
 
+		divided1(
+			this : $mol_vector< number , Length > ,
+			mults : readonly number[] & { length : Length } ,
+		) : this {
+			return this.merged( mults , ( a , b )=> a / b ) as any
+		}
+
 		powered0( this : $mol_vector< number , Length > , mult : number ) : this {
 			return this.map( value => value ** mult ) as any
 		}