MYSTERIES OF THE EQUILATERAL TRIANGLE - HIKARI Ltd
MYSTERIES OF THE EQUILATERAL TRIANGLE - HIKARI Ltd
MYSTERIES OF THE EQUILATERAL TRIANGLE - HIKARI Ltd
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Index 233<br />
Polygonal Number Theorem 50, 163<br />
polyhedral formula 11, 156, 161<br />
polyhedron 11, 13, 15<br />
Polyominoes 178<br />
Pompeiu’s Theorem 49-50<br />
Poncelet-Steiner Theorem 165<br />
Pontormo, Jacopo 17-18<br />
pool balls (triangular) 192<br />
pool-ball triangle 117-118<br />
positively / negatively equilateral triangle<br />
39-40<br />
Post, K. 43<br />
Post’s Theorem 43<br />
Potter, Harry 28<br />
Precious Mirror of the Four Elements<br />
59<br />
Pressman & Co., J. 16<br />
primary color 86<br />
Prime Number Theorem 173, 177<br />
Princeps mathematicorum 163<br />
Princeton University 109, 176-177,<br />
180<br />
principal frequency 100<br />
Principia Mathematica (Newton) 1,<br />
160-161<br />
Principia Mathematica (Whitehead<br />
& Russell) 173<br />
Principle of Least Action 162<br />
Principle of the Equilateral Triangle<br />
(electrocardiography) 81<br />
Principle of Virtual Work 163<br />
Problem of Apollonius 151-152<br />
Problems in the Distribution of Prime<br />
Numbers 178<br />
projective plane 91-92<br />
Propeller Theorem 64<br />
Ptolemy 152<br />
pumpkin (triangular) 193<br />
Puzzles and Curious Problems 181<br />
pyramid 2-3<br />
Pythagoras of Samos 149, 183<br />
Pythagoreans 9, 22, 149<br />
Pythagorean Theorem 149, 153<br />
QFL diagram 88-89<br />
Qianxun Pagoda 6<br />
Qing Dynasty 6<br />
quadratix of Hippias 152<br />
Quan Fengyou, King 6<br />
quantum mechanics 102<br />
Queen Anne 160<br />
Queen Christina 156<br />
Queen of the Sciences 164<br />
quilt (triangular) 194<br />
Rabbinic Judaism 16<br />
random point 50<br />
ranking region 91<br />
rational triangle 48<br />
Ravensburger Spieleverlag GmbH 16<br />
Recreational Mathematics vi, 103,<br />
178, 182<br />
regular<br />
heptadecagon 164<br />
polytope 73-74<br />
rhombus 61<br />
simplex 73<br />
tessellations (planar) 61<br />
tilings 15, 156<br />
Renaissance 18, 22<br />
representation triangle 91<br />
rep-tiles vi, 112-113, 178<br />
restricted three-body problem 83<br />
Resurrection 18<br />
Resurrection Stone 28<br />
Reuleaux Triangle 55-56, 96<br />
Ricatti, Vincenzo 162<br />
Richmond, H. W. 66<br />
Riemann, Bernhard 164, 166, 185<br />
Riemann Hypothesis 167, 173<br />
Riemannian metric 167<br />
Riemannian space 167<br />
Riemann integrability 167<br />
Riemann-Lebesgue Lemma 174