.TH MPI_Wtime 3 "2/9/2024" " " "MPI" .SH NAME MPI_Wtime \- Returns an elapsed time on the calling processor .SH SYNOPSIS .nf .fi .nf double MPI_Wtime(void) .fi .SH RETURN VALUE Time in seconds of resolution of MPI_Wtime .SH NOTES FOR FORTRAN This is a function, declared as .I DOUBLE PRECISION MPI_WTICK() in Fortran. .SH SEE ALSO MPI_Wtime, MPI_Comm_get_attr, MPI_Attr_get .br