Catalan's identity

From specialfunctionswiki
Revision as of 02:36, 15 September 2016 by Tom (talk | contribs) (Created page with "==Theorem== The following formula holds: $$F_n^2 - F_{n+r} F_{n-r} = (-1)^{n-r}F_r^2,$$ where $F_n$ denotes a Fibonacci number. ==Proof== ==See also=...")
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

Theorem

The following formula holds: $$F_n^2 - F_{n+r} F_{n-r} = (-1)^{n-r}F_r^2,$$ where $F_n$ denotes a Fibonacci number.

Proof

See also

Cassini's identity

References