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FORTRAN 77 Language Reference

VMS Double-Precision Complex

Table 6-9 VMS Double-Precision Complex Functions

Generic Name 

Specific Names 

Function 

Argument Type 

Result Type 
 CDABS CDEXP CDLOG CDSQRT

Absolute value 

Exponential, e**a

Natural log 

Square root 

COMPLEX*16 COMPLEX*16 COMPLEX*16 COMPLEX*16REAL*8 COMPLEX*16 COMPLEX*16 COMPLEX*16
 CDSIN CDCOS

Sine 

Cosine 

COMPLEX*16 COMPLEX*16COMPLEX*16 COMPLEX*16
DCMPLXDCONJG DIMAG DREAL

Convert to DOUBLE COMPLEX

Complex conjugate 

Imaginary part of complex 

Real part of complex 

Any numeric COMPLEX*16 COMPLEX*16 COMPLEX*16COMPLEX*16 COMPLEX*16 REAL*8 REAL*8