## Nomography |

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### Contents

Foreword | 7 |

INTRODUCTION 1 Nomograms | 9 |

Projective plane | 11 |

Copyright | |

30 other sections not shown

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### Common terms and phrases

a-scale a;-axis accuracy affine transformation assume axis canonical form Clark equation coefficients collineation nomogram Construct a nomogram corresponding point cross-ratio curve curvilinear scale defined denote determinant diagonal points draw a nomogram end-points equal to zero Example family of lines family of straight formula functional scales given equation graph homogeneous coordinates homographic function hyperbola lattice nomogram Let us take line at infinity linearly dependent lines parallel logarithmic scale Massau matrix neutral pair nomogram consisting nomogram Fig nomogram for equation nomogram with three nomographic polynomial ordinary points pair of numbers parabola parallel lines parameter parametric equations pencil plane a1 point at infinity point x0 points corresponding projective plane projective scale projective transformation quadrilateral rectangle reduced regular scale represented satisfy the equation segment sides substituting system of equations tangent theorem theorem of Pappus three numbers three points three scales three variables values w-scale whence write the equation y-axis