## Invitation to mathematics |

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### Contents

The World of Mathematics | 4 |

Reasoning in Mathematics | 19 |

The Fields of Mathematics 19 | 47 |

Copyright | |

15 other sections not shown

### Common terms and phrases

abacus algebra answer approximately arithmetic average binary calculation called cards cast out 9's circle coins column common logarithms coordinates counting developed digital computer divided divisible by 9 electronic computers equal equation error example EXERCISE SET exponent expressed factors formula frequency distribution geometry give graph ideas illustrated inches indicates interval John Napier Leibniz length logarithms machine marked mathe mathematician mathematics mean median meters method miles multiplication and division nomograph normal distribution number is divisible number pairs numeration system obtained ordered pairs original number pattern percentile rank pounds prime numbers problem pulse relationship represent the number result rods sample scale scientific notation set of data set of numbers set of ordered short cut shown in Figure shows slide rule slope solution set solve soroban square standard deviation statistics subtracting Suppose symbols Table temperature total number unit of measure weight whole number write zeros