void scopy(long,float[],long,float[],long);
void sdaslx(void(*)(),long,float*,float[],float[],float,long[],float[],float[],
      long*,float[],long,long[],long);
float sdot(long,float[],long,float[],long);
void sgefa(float*,long,long,long[],long*);
void sgesl(float*,long,long,long[],float[],long);