Lucas numbers are integer sequences named after mathematician François Lucas. Each Lucas number is the sum of its two previous terms. Sequence forms Fibonacci-like structure with ratios approaching golden ratio. Lucas numbers appear in Wythoff array as second row
Leonardo da Vinci created the Vitruvian Man in 1490. The drawing shows a man in two positions: square and circle. The name "Vitruvian" comes from Marcus Vitruvius Pollio's De Architectura
Miss Foot Fixer Marion Yau analyzed celebrity feet using golden ratio. Ratio calculated by measuring toes, webspace to forefoot, and forefoot to heel. Scores based on percentage and average of similar celebrity photos. Scores are general estimates due to varying photo angles
Miss Foot Fixer Marion Yau analyzed celebrity feet using golden ratio. Ratio calculated by measuring toes, webspace to forefoot, and forefoot to heel. Scores based on percentage and average of similar celebrity photos
Fibonacci sequence starts with 1 and adds previous two terms. Number of rows depends on desired sequence term count. Table method works only for early terms. Cannot find later terms without calculating all previous ones
Phi is an irrational number that can be expressed as 1.6180339887. It can be defined as the ratio of two stick portions to the overall stick. Phi^2 = phi + 1 equation has two solutions: positive and negative. Phi can be represented as 5^0.5 * 0.5 + 0.5