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Math
How can I...

...implement the Floyd-Warshall algorithm?
04.06.2006
Hits: 28168

...Determine The circumcenter of 3 points?
11.12.2005
Hits: 9352

...Determine the incenter of 3 pionts?
11.12.2005
Hits: 8327

...Determine if a point exists within a triangle?
11.12.2005
Hits: 10622

...calculate Java hashCode?
23.04.2005
Hits: 13541

...Determine if two segments are intersecting?
23.04.2005
Hits: 10041

...get the perpendicular point on segment from external point?
23.04.2005
Hits: 9705

...compute binomial coefficient (fast)?
14.04.2005
Hits: 13272

...find true angle of a vector or complex number (Arctan)?
13.04.2005
Hits: 11102

...convert minutes in a days / hours / minutes format?
14.02.2005
Hits: 14633

...Orientation in 2D of a point relative to two other points?
22.01.2005
Hits: 10591

...Orientation in 3D of a point relative to a plane?
22.01.2005
Hits: 10376

...Signed Volume in 2D?
22.01.2005
Hits: 9478

...Signed Volume in 3D?
22.01.2005
Hits: 10019

...Determine if 3 points are collinear in 2D?
22.01.2005
Hits: 11241

...Determine if 3 points are collinear in 3D?
22.01.2005
Hits: 10587

...Determine if two 2d segments intersect?
22.01.2005
Hits: 9860

...Determine the point at which two 2D segments intersect?
22.01.2005
Hits: 9520

...Determine the vertex angle made by two 2D segments?
22.01.2005
Hits: 9757

...Determine the vertex angle made by two 3D segments?
22.01.2005
Hits: 9574

...Perpendicular from Point to Segment in 2D?
22.01.2005
Hits: 9208

...Perpendicular distance from Point to Segment in 2D?
22.01.2005
Hits: 10436

...Determine if two 2D segments are parallel?
22.01.2005
Hits: 9544

...Determine if two 3D segments are parallel?
22.01.2005
Hits: 9196

...determine if two 2D segments are perpendicular?
22.01.2005
Hits: 8836

...Determine if two 3D segments are perpendicular?
22.01.2005
Hits: 6934

...Determine if a 2D point exists within a 2D triangle?
22.01.2005
Hits: 7959

...determine the 3rd point of an Equilateral Triangle from the other 2 points?
22.01.2005
Hits: 6721

...code and decode strings and files?
04.01.2005
Hits: 17151

...calculate gcd using Euklid algorithm?
29.12.2004
Hits: 8492

...compute a Modul 10 check number?
16.12.2004
Hits: 10344

...test if 2 lines cross and find the intersection?
06.10.2004
Hits: 8907

...Find the convex hull of 2D points?
06.10.2004
Hits: 10036

...Determine the incenter of a 2D triangle?
09.05.2004
Hits: 8776

...Determine the circum-center of a 2D triangle?
09.05.2004
Hits: 8585

...Rotate a 3D Point?
09.05.2004
Hits: 9578

...Rotate a 3D Point around another 3D Point?
09.05.2004
Hits: 8867

...Rotate a 2D Point around another 2D Point?
09.05.2004
Hits: 8888

...calculate a fibonacci number?
07.05.2004
Hits: 11016

...Rotate a 2D Point?
03.04.2004
Hits: 8831

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

...find the greatest common factor (GCF) of integers?
02.03.2003
Hits: 12232

...sort an Array with the Shell Sort Algorithm?
01.03.2003
Hits: 18017

...calculate the age of a person?
25.12.2002
Hits: 19269

...validate an IBAN?
23.09.2002
Hits: 15661

...calculate the logarithm for a variable base?
16.08.2002
Hits: 14203

...multiply big integer values?
14.08.2002
Hits: 15591

...calculate the german holidays?
28.06.2002
Hits: 16481

...Calculate Easter Day for a specified year?
26.06.2002
Hits: 14394

...use Base64 encoding and decoding?
17.06.2002
Hits: 23923

...determine if a number is prime, quickly (2)?
14.06.2002
Hits: 18485

...convert numbers from one base to another?
19.04.2002
Hits: 15516

...Draw the Mandelbrot Fractal?
05.04.2002
Hits: 19151

...calculate the factorial of a given number?
16.02.2002
Hits: 16337

...invert a matrix?
27.01.2002
Hits: 18430

...fastly retrieve the high-order word from 32bit var?
04.01.2002
Hits: 14608

...check if a number is prime?
17.12.2001
Hits: 20012

...calculate the value of a polynomial at a given point?
10.12.2001
Hits: 14222

...check if the Cursor is on a line?
10.12.2001
Hits: 16177

...convert a decimal number to roman numerals?
26.09.2001
Hits: 16544

...round numbers to a predetermined number of decimals?
23.08.2001
Hits: 17201

...convert an octal number to integer?
23.08.2001
Hits: 13929

...convert an Integer to an octal number?
19.08.2001
Hits: 13672

...encrypt text using key numbers?
10.08.2001
Hits: 23368

...convert a hexadecimal number into a Integer?
07.08.2001
Hits: 32202

...round a number correctly?
11.06.2001
Hits: 23310

...Get the number of the day in the year?
26.05.2001
Hits: 15428

...is a Time AM or PM?
22.05.2001
Hits: 16004

...measure an elapsed time with a high-resolution performance counter?
21.05.2001
Hits: 23853

...calculate simple arithmetical expressions?
19.04.2001
Hits: 21101

..convert a Binary Number into a Decimal Number?
11.04.2001
Hits: 26007

...convert a hexadecimal number into a binary number?
11.04.2001
Hits: 19829

...use TTime with over 24 hours?
03.04.2001
Hits: 15902

...get the last day of the current month?
24.02.2001
Hits: 16060

...get the difference between 2 dates?
31.08.2000
Hits: 21761

...convert Hex codes to Integer?
13.08.2000
Hits: 22193

...decode a TDate typ?
07.10.1999
Hits: 17748

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