
- Fibonacci Sequence - Math is Fun- "Fibonacci" was his nickname, which roughly means "Son of Bonacci". As well as being famous for the Fibonacci Sequence, he helped spread Hindu-Arabic Numerals (like our present … 
- Nature, The Golden Ratio and Fibonacci Numbers - Math is Fun- So, next time you are walking in the garden, look for the Golden Angle, and count petals and leaves to find Fibonacci Numbers, and discover how clever the plants are ... ! 
- Fibonacci Sequence Definition (Illustrated Mathematics Dictionary)- Illustrated definition of Fibonacci Sequence: The sequence of numbers: 0, 1, 1, 2, 3, 5, 8, 13, 21, ... Each number equals the sum of the two numbers before... 
- Golden Ratio - Math is Fun- And here is a surprise: when we take any two successive (one after the other) Fibonacci Numbers, their ratio is very close to the Golden Ratio. In fact, the bigger the pair of Fibonacci … 
- Number Sequences - Square, Cube and Fibonacci - Math is Fun- 1, 8, 27, 64,125,216,343,512,729, ... They are the cubes of the counting numbers (they start at 1): 1 (=1×1×1) 8 (=2×2×2) 27 (=3×3×3) 64 (=4×4×4) and so on... Fibonacci Numbers 0, 1, 1, 2, 3, … 
- Pascal's Triangle - Math is Fun- A really interesting Number Patterns is Pascal's Triangle (named after Blaise Pascal, a famous French Mathematician and Philosopher). To build the triangle, start with "1" at the top, then … 
- Math is Fun- Apr 19, 2010 · Math explained in easy language, plus puzzles, games, worksheets and an illustrated dictionary. For K-12 kids, teachers and parents. 
- Sequences - Math is Fun- The 2 is found by adding the two numbers before it (1+1) The 21 is found by adding the two numbers before it (8+13) etc... xn = xn-1 + xn-2 That rule is interesting because it depends on … 
- Sequences - Finding a Rule - Math is Fun- Many Rules One of the troubles with finding "the next number" in a sequence is that mathematics is so powerful we can find more than one Rule that works. What is the next number in the … 
- Arithmetic Sequence Definition (Illustrated Mathematics Dictionary)- See: Sequence, Common Difference, Addition Number Sequences - Square, Cube and Fibonacci