Ludus mathematicus, or, The mathematical game explaining the description, construction, and use of the numericall table of proportion, by help whereof, and of certain chessmen (fitted for that purpose) any proportion, arithmetical or geometrical (without any calculation at all, or use of pen), may be readily and with delight resolved when the term exceeds not 1000000 / by E.W.

Title

Ludus mathematicus, or, The mathematical game explaining the description, construction, and use of the numericall table of proportion, by help whereof, and of certain chessmen (fitted for that purpose) any proportion, arithmetical or geometrical (without any calculation at all, or use of pen), may be readily and with delight resolved when the term exceeds not 1000000 / by E.W.

Author

Wingate, Edmund, 1596-1656.

Publication

London :: Printed by R. & W. Leybourn and are to be sold by Philemon Stephens ...,

M DC LIV [1654]

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Subject terms

Ratio and proportion -- Early works to 1800.

Mathematics -- Early works to 1800.

Link to this Item

https://name.umdl.umich.edu/A66667.0001.001 content_copy

Cite this Item

"Ludus mathematicus, or, The mathematical game explaining the description, construction, and use of the numericall table of proportion, by help whereof, and of certain chessmen (fitted for that purpose) any proportion, arithmetical or geometrical (without any calculation at all, or use of pen), may be readily and with delight resolved when the term exceeds not 1000000 / by E.W." In the digital collection Early English Books Online 2. https://name.umdl.umich.edu/A66667.0001.001. University of Michigan Library Digital Collections. Accessed May 3, 2024. content_copy

Contents

• text
• THE PREFACE.
• THE CONTENTS.
• ERRATA.
• THE MATHEMATICAL Game.
  • CHAP. I, The Definition, Description, and Construction, of the Numericall Table of Proportion.
  • CHAP. II. Numeration upon the Scale of Numbers.
  • CHAP. III. Numeration upon the Alpha∣bets and Transversals.
  • CHAP. IV. The Application of the Rule of Proportion.
    • Prop. 1. To three numbers given, to finde a fourn in a direct proportion.
    • Prop. 2. To three numbers given, to finde a four in an inversed proportion.
    • Prop. 3. One number being given to be multiplied by another given number, to finde the product.
    • Prop. 4. One number being given to be divided by another given number, to finde the Quotient.
    • Prop. 5. Two numbers being given, to find a third Geometrically proportionall unto them, and to three a fourth, and to four a fift, &c.
    • Prop. 6. To extract the Square root of any number under 10000000000.
    • Prop. 7. To extract the Cube-root of any number given, under 1000000000000000.