LAPACK  3.7.0
LAPACK: Linear Algebra PACKage
void cblas_ssyr2k ( const CBLAS_LAYOUT  layout,
const CBLAS_UPLO  Uplo,
const CBLAS_TRANSPOSE  Trans,
const int  N,
const int  K,
const float  alpha,
const float *  A,
const int  lda,
const float *  B,
const int  ldb,
const float  beta,
float *  C,
const int  ldc 
)