## Formulas and theorems in pure mathematics |

### From inside the book

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Page 230

1081 Hence, to project any figure so that a certain line in it may pass to infinity —

Take the

and the vertex. 1082 Cob. 2. — To make the projection of the quadrilateral a ...

1081 Hence, to project any figure so that a certain line in it may pass to infinity —

Take the

**plane**of projection parallel to the**plane**which contains the given lineand the vertex. 1082 Cob. 2. — To make the projection of the quadrilateral a ...

Page 782

5705 -4

5707 Several points on a straight line become as many

another straight line. These lines are called reciprocal lines. 5708 Points lying on

a ...

5705 -4

**plane**becomes a point. 5706 -4**plane**at infinity becomes the origin.5707 Several points on a straight line become as many

**planes**passing throughanother straight line. These lines are called reciprocal lines. 5708 Points lying on

a ...

Page 795

B is an indefinitely small radius from the centre of the quadric (I.) to a point £»)£

on the indicatrix, and p is the radius of curvature of the section of the surface <f>

by a normal

B is an indefinitely small radius from the centre of the quadric (I.) to a point £»)£

on the indicatrix, and p is the radius of curvature of the section of the surface <f>

by a normal

**plane**drawn through R ; the ratio W : p being constant for all such ...### What people are saying - Write a review

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### Contents

Introduction The C G S System of Units | 1 |

VHI Common and Hyperbolic Logarithms of | 7 |

QUANT1C8 1620 | 30 |

Copyright | |

108 other sections not shown

### Common terms and phrases

becomes Binomial Theorem bisect changes of sign chord circumscribing circle columns conic conjugate constant continued fraction convergent cosec cosine curve denoted determinant diameter divided eliminant ellipse equal equate coefficients expand factors figure formula function given circle given ratio Hence hyperbola imaginary roots infinite inscribed circle integer integral intersect inverse points limits logarithm method Multiply negative nine-point circle notation obtained orthogonally pair parabola parallel partial fractions perpendicular plane positive powers Proof Proof.—By Proof.—In Proof.—Let Proof.—The quantic quantities quotient radical axis radius respect result right angle rows Rule sides similar triangles Similarly sine singular solution solution squares substituting successive tangent Taylor's theorem theorem tion transformed triangle ABC unity vanishes variables zero