Mix

Type Function: REAL

Input A	REAL (input value of 1)
B	REAL (input value 2)
M	REAL (ratio)
Output	REAL (value from the mixing ratio M between A and B)
	MIX provides at the output a mixed ratio M value, mixed from values A and B. The input M passes the proportion of B in the range 0..1.
	MIX = (M-1)A + MB