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diff --git a/sw/os8/v3d/sources/fortran/all/cexp.ra b/sw/os8/v3d/sources/fortran/all/cexp.ra
new file mode 100644
index 0000000..7a9dbd0
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+/
+/   C E X P
+/   - - - -
+/
+/  COMPLEX EXPONENT ROUTINE
+/Z=X+IY
+/
+/ VERSION 5A 4-25-77 MH
+/
+/
+/CEXP(Z)=EXP(X)*(COS(Y)+I*SIN(Y))
+/ENTER+EXIT IN COMPLEX
+/EXTERNAL EXP,SIN,COS
+/
+	SECT	CEXP
+	JA	#CEXP
+	DPCHK
+	TEXT	+CEXP  +
+CEXPXR,	SETX	XR
+	SETB	BP
+	JA	.+3
+BP,	F 0.0
+XR,	F 0.0
+ARG,	F 0.0
+	F 0.0
+	ORG	10*3+BP
+	FNOP
+	JA	CEXPXR
+	0
+RT,	JA	.
+	BASE	0
+#CEXP,	STARTD
+	FLDA	10*3
+	FSTA	RT
+	FLDA	0
+	SETB	BP
+	SETX	XR
+	BASE	BP
+	LDX	1,1
+	FSTA	BP
+	FLDA%	BP,1
+	FSTA	BP
+	STARTE
+	FLDA%	BP
+	FSTA	ARG
+	STARTF
+	EXTERN	EXP
+	JSR	EXP		/EXP(X)
+	JA	CEX1
+	JA	ARG
+CEX1,	FSTA	ETEMP
+	EXTERN	COS
+	JSR	COS		/COS(Y)
+	JA	CEX2
+	JA	ARG+3
+CEX2,	FSTA	ARG
+	EXTERN	SIN
+	JSR	SIN		/SIN(Y)
+	JA	CEX3
+	JA	ARG+3
+CEX3,	FSTA	ARG+3
+	FLDA	ETEMP
+	FMULM	ARG
+	FMULM	ARG+3
+	STARTE
+	FLDA	ARG
+	FSTA	#CAC
+	JA	RT
+	EXTERN	#CAC
+ETEMP,	F 0.0
+