Answer: FIBONACCI
FIBONACCI is a crossword puzzle answer that we have spotted 6 times.
- Eponymous Italian mathematician
- Eponym of a number series that begins 1, 1, 2, 3, 5, 8, ...
- Like the two 40-Across in the grid for this answer
- Eponym for a mathematical pattern identified centuries earlier in India
- Mathematician behind the sequence 1, 1, 2, 3. 5...
- Kind of sequence that that proceeds 0, 1, 1, 2, 3, 5, 8, 13, ...