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K. Raghul Kumar

1 article in our journals

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Research ArticleOpen accessRETRACTED: On the New Branch of Mathematical Science-Part 2M. Sivasubramanian, L. Senthilkumar, K. Raghul Kumar, S. KalimuthuThe fifth Euclidean postulate problem in geometry is 2300 years old. This postulate is also known as Euclid’s parallel postulate. The great mathematicians tried their best to deduce the fifth postulate from the other four postulates. But unfortunately nobody could succeed in this geometrical battle. The studies devoted to this problem led to the origin of two non-Euclidean geometries. The … …Journal of Mathematics and Statistics, Vol. 4, Issue 3 · 30 Sep 2008 · 7,264 accessesView PDFCite