// version 1.0.0 14Feb2018
// header file for mycalcs.c and mycalcw.c
ST_retcode InitCmat(ST_double **mat, ST_int r, ST_int c) ;
ST_retcode MyAve(ST_double *bmat, ST_int first, ST_int last, 
    ST_int nVars, ST_int *nObs) ;
ST_retcode MyV(ST_double *bmat, ST_double *vmat, ST_int first, ST_int last,
    ST_int nVars, ST_int nObs)  ;
ST_retcode CopyCtoStataMatrix(ST_double *cmat, char *smat, ST_int r, ST_int c) ;
void       DivideByScalar(ST_double *mat, ST_int r, ST_int c, ST_double val)  ;