cvMahalanobis    1426 modules/core/include/opencv2/core/core_c.h CVAPI(double)  cvMahalanobis( const CvArr* vec1, const CvArr* vec2, const CvArr* mat );
cvMahalanobis    1427 modules/core/include/opencv2/core/core_c.h #define cvMahalonobis  cvMahalanobis
cvMahalanobis    1121 modules/core/test/test_math.cpp     cvRealScalar(cvMahalanobis(test_array[INPUT][0], test_array[INPUT][1], test_array[INPUT][2]));