Key to Ray's Algebra, Parts First and Second : Containing Statements and Solutions of Questions With Remarks and Notes ; Also an Appendix Containing Indiscriminate and Diophantine Analysis, Properties of Numbers, and Scales of Notation

Key to Ray's Algebra, Parts First and Second : Containing Statements and Solutions of Questions With Remarks and Notes ; Also an Appendix Containing Indiscriminate and Diophantine Analysis, Properties of Numbers, and Scales of Notation