TY - BOOK AU - Crilly,Tony TI - 50 mathematical ideas you really need to know SN - 9781847241474 AV - QA 39.3 C929f 2007 U1 - 510 PY - 2007/// CY - London PB - Quercus KW - Matemáticas KW - Problemas, ejercicios, etc KW - Enseñanza KW - Geometría KW - Mathematics KW - Science KW - Teoría bayesiana de decisiones estadísticas N1 - Incluye índice N2 - Who invented zero? Why 60 seconds in a minute? How big is infinity? Where do parallel lines meet? And can a butterfly's wings really cause a storm on the far side of the world? In 50 Mathematical Ideas You Really Need to Know, Professor Tony Crilly explains in 50 clear and concise essays the mathematical concepts - ancient and modern, theoretical and practical, everyday and esoteric - that allow us to understand and shape the world around us ER -