History of Hindu Mathematics: A Source Book v2.c17.s23.45

v2.c17.s23.45

Similarly, if we put m = 1 in (b') and (b″), we get $.x &= ½n², & u &= ½(n² + 2), / y &= n, & v &= ½(n² - 2); (b'.¹)$ and $.x &= ½n²(n⁴ + 3), & u &= ½(n⁴ + 1)(n² + 2), / y &= n(n⁴ + 1), & v &= ½(n⁴ + 1)(n² - 2). (b″.1)$