Sentence Examples


  • Such is the basis of the algebraical or modern analytical geometry.
  • Apart from the interest attaching to these manuscripts as the work of Napier, they possess an independent value as affording evidence of the exact state of his algebraical knowledge at the time when logarithms were invented.
  • Thus, if x= horned and y = sheep, then the successive acts of election represented by x and y, if performed on unity, give the whole of the class horned sheep. Boole showed that elective symbols of this kind obey the same primary laws of combination as algebraical symbols, whence it followed that they could be added, subtracted, multiplied and even divided, almost exactly in the same manner as numbers.
  • He published, first in 1830, and then in an enlarged form in 1842, a Treatise on Algebra, in which he applied his philosophical ideas concerning algebraical analysis to the elucidation of its elements.
  • The only other algebraical symbol is A for minus; plus being expressed by merely writing terms one after another.

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