In dictionaries:
Surya Siddhanta
a Sanskrit treatise in Indian astronomy dated to 4th to 5th century,Menso Folkerts, Craig G. Fraser, Jeremy John Gray, John L. Berggren, Wilbur R. Knorr, Mathematics, Encyclopaedia Britannica, Quote: "(...) its Hindu inventors as discoverers of things more ingenious than those of the Greeks.
Shaiva Siddhanta
Shaiva SiddhantaXavier Irudayaraj,"Saiva Siddanta," in the St. Thomas Christian Encyclopaedia of India, Ed.
Siddhanta Mahapatra
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