History of Hindu Mathematics: A Source Book v2.c17.s23.66
History of Hindu Mathematics: A Source Book v2.c17.s23.66
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v2.c17.s23.66
**Second Type.** Another type of double equation of the second degree which has been treated is $.a²x² + bxy + cy² &= u², / a'x² + b'xy + c'y² + d' &= v².$