Added $mol_math_round_expand - round to easy numbers greater then taked.

math/round/expand/expand.ts

@@ -0,0 +1,16 @@
+namespace $ {
+
+	export function $mol_math_round_expand( val : number , gap = 1 ) {
+		if( val === 0 ) return 0
+
+		const val_abs = Math.abs( val )
+		const val_sign = val ? Math.round( val / val_abs ) : 0
+
+		const digits = Math.floor( Math.log( val_abs ) / Math.log( 10 ) )
+		const precission = Math.pow( 10 , digits - gap )
+		const val_expanded = precission * Math.ceil( val_abs / precission )
+
+		return val_sign * val_expanded
+	}
+
+}