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Math
How can I...

Sort: [Title] [Hits] [Date]

...get the last day of the current month?
24.02.2001
Hits: 22842

...Get the number of the day in the year?
26.05.2001
Hits: 23522

...get the perpendicular point on segment from external point?
23.04.2005
Hits: 19866

...invert a matrix?
27.01.2002
Hits: 26225

...is a Time AM or PM?
22.05.2001
Hits: 22866

...measure an elapsed time with a high-resolution performance counter?
21.05.2001
Hits: 34330

...multiply big integer values?
14.08.2002
Hits: 23458

...Orientation in 2D of a point relative to two other points?
22.01.2005
Hits: 19963

...Orientation in 3D of a point relative to a plane?
22.01.2005
Hits: 20304

...Perpendicular distance from Point to Segment in 2D?
22.01.2005
Hits: 20181

...Perpendicular from Point to Segment in 2D?
22.01.2005
Hits: 18224

...Rotate a 2D Point around another 2D Point?
09.05.2004
Hits: 15835

...Rotate a 2D Point?
03.04.2004
Hits: 14962

...Rotate a 2D Point?
03.04.2004
Hits:

...Rotate a 3D Point around another 3D Point?
09.05.2004
Hits: 16872

...Rotate a 3D Point?
09.05.2004
Hits: 16930

...round a number correctly?
11.06.2001
Hits: 35106

...round numbers to a predetermined number of decimals?
23.08.2001
Hits: 24118

...Signed Volume in 2D?
22.01.2005
Hits: 19340

...Signed Volume in 3D?
22.01.2005
Hits: 19585

...sort an Array with the Shell Sort Algorithm?
01.03.2003
Hits: 28351

...test if 2 lines cross and find the intersection?
06.10.2004
Hits: 15941

...use Base64 encoding and decoding?
17.06.2002
Hits: 38954

...use TTime with over 24 hours?
03.04.2001
Hits: 22548

...validate an IBAN?
23.09.2002
Hits: 28625

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