## Philosophical MagazineTaylor & Francis, 1865 - Physics |

### From inside the book

Results 1-3 of 80

Page 423

...

...

**diameter**of the circle is the hypothenuse , then the remaining side of that polygon also is equal to the side of a triangle of the same sort ; and consequently the perimeter of the polygon is commensurable with the**diameter**of the ...Page 423

...

...

**diameter**of the circle is the hypothenuse , then the remaining side of that polygon also is equal to the side of a triangle of the same sort ; and consequently the perimeter of the polygon is commensurable with the**diameter**of the ...Page 425

...

...

**diameter**will now be inscribed polygon**diameter**circumscribed polygon**diameter**= ( n + 1 ) sin - sin ( n + 1 ) 0 , ( 7 ) = ( n + 1 ) tan 0 — tan ( —n − 1 ) 0 , · · ( 8 ) both of which ratios are rational fractions , and the difference ...### Contents

CONTENTS OF VOL XXIX | 1 |

Forbess Researches on the Mineralogy of South America | 11 |

Prof Cayley on a Quartic Surface | 19 |

64 other sections not shown

### Other editions - View all

### Common terms and phrases

action ęther Akin aluminium ammonia angle antisolar point apparatus appears benzhydrole benzophenone bismuth body calculated carbonate carbonic acid centre charge chemical chloric acid chloride coil colour conductor constant copper cos² density determined diameter discharge disk dissolved distance effect elastic force electric electromagnetic electromotive force electroscope equal equation evolved experiments formula galvanometer given glacier glass heat Hence hydrochloric acid hydrogen inches increase intensity iodine iron lake less light lines liquid acid lithium luminous magnetic means measure mercury metallic method metres millims molecules motion neutral point observations obtained oxide paper particles Phil Philosophical Magazine photosphere plane plate platinum polarization position pressure produced Prof quantity radiation rays resistance side silver sin² solar solid solution specific gravity spectrum substance sulphur supposed surface temperature thallium theory tion tube Tyndall unit vapour velocity weight wire zinc