So far, in our introduction to chess, we have named the chess pieces and examined how the Rook, Knight, Bishop, Queen, King and Pawn are moved. We noted that the chessboard is correctly ready for play ...

Diagram 1: This diagram shows all squares on the chessboard identified by their coordinates. You would notice along the sides of the board there are letters and numbers. They are used to identify ...

Algebra uses letters and symbols in the place of numbers and can be used to simplify expressions. Algebraic notation close algebraic notationA series or system of written symbols used to represent ...

WITH reference to Mr. Davison's letter in NATURE (vol. xxxiv. p. 571), I wish to point out that the subject of algebraic notation, not only for kinship, but for kinship and affinity, has been pretty ...

MR. F. GALTON has described two systems of kinship notation: one in his work on “Hereditary Genius,” pp. 50–53; the other in a letter to NATURE, vol. xxviii. p. 435. I propose to indicate here the ...