History of Hindu Mathematics: A Source Book v2.c17.s2.t1.11
History of Hindu Mathematics: A Source Book v2.c17.s2.t1.11
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v2.c17.s2.t1.11
**Symbols for Unknowns.** In the Bakhshâlî treatise there is no specific symbol for the unknown. Consequently its place in an equation is left vacant and to indicate it vividly the sign of emptiness is put there. For instance,¹