RAHMAN ABDEL GADIR ABDEL RAHMAN, A. R. A. ., ALTAYB ALSAMANI, E. F. and MOHAMMED HAROUN, N. Y. . (2023) “USING A NEW MATHEMATICAL TECHNIQUE TO FIND NORMAL CURVATURE ON SMOOTH SURFACES IN CYLINDRICAL SYSTEM ”, International Journal For Research In Mathematics And Statistics, 9(4), pp. 1–7. doi: 10.53555/ms.v9i4.2219.