C	LOG10
C	Y=A1*10**(X*A2)
C	ERROR IF X*A2>100
	FUNCTION FUNCT(ARG,X,Y)
	DIMENSION ARG(1)
	COMMON IFEL
	IF(X*ARG(2).GT.100)IFEL=1
2	FUNCT=Y-ARG(1)*10.**(X*ARG(2))
	RETURN
	END
D ARG(NK)THE KONSTANT FOR THE RESTERM
C	FUNCTION WILL ACCEPT ONLY 1 ARGUMENTS IE ONLY SECOND TERM
C	VIKT MUST BE INITIALIZED BY NK=0 OR AN ERROR<1>IS PRODUCED
	FUNCTION FUNCT(ARG,X,Y)
	COMMON