Tantrasangraha of Nīlakantha Somayājī - Ramasubramanian, K.; Ramasubramanian, K.; Sriram, M. S.; SpringerLink (Online service). (London Springer London, 2011)
Longitudes of planets -- True longitudes of planets -- Gnomonic shadow -- Lunar eclipse -- Solar eclipse -- Reduction to observation -- Elevation of lunar horns -- Appendices.
Electronic reproduction.
Keywords: Hindu astronomy -- Early works to 1800.; Electronic books