User contributions for 195.249.119.154

13 February 2014

• 11:4111:41, 13 February 2014 diff hist +54 Lucas–Lehmer–Riesel test See also: Riesel number current
• 11:1411:14, 13 February 2014 diff hist +28 Fermat number →Equivalent conditions of primality: {{See also|Pépin's test}}

21 January 2014

• 15:1715:17, 21 January 2014 diff hist +14,329 N 2000 (number) →Selected numbers in the range 2001–2999: minor corrections on 2201; it does not seem to be known if there are other numbers like it

16 January 2014

• 13:4013:40, 16 January 2014 diff hist +5,959 N Brahmagupta's formula →Extension to non-cyclic quadrilaterals: emphasize "half", θ is the average of two opposite angles

14 January 2014

• 13:1813:18, 14 January 2014 diff hist +11,974 N Regular prime →Infinitude: another reference for Jensen

15 August 2013

• 17:2117:21, 15 August 2013 diff hist +4,263 N Restricted partial quotients Oops, got finite fraction, should end with \ddots