Equations, Quadratic. **E.5011.58 Maseres, Francis, cursitor baron of the exchequer.
A dissertation on the use of the negative sign in algebra . . . shewing how quadratic and cubic equations may be explained, without the considera- tion of negative roots. Added, Mr. Machin's quadrature of circle.
Lond. Richardson. 1758. (4), viii, 293, (1)
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