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DivideByZeroException and floating points

Published 03-01-2006 9:37 PM | jokiz

i was experimenting with ExpectedException attribute of NUnit when i noticed that a DivideByZeroException was not thrown when a division by zero was done within variables of type double. instead, i got a PositiveInfinity quotient for my sample routine...

Filed under: .NET, math, tdd

Real life application of Bisection Method algorithm

Published 02-08-2005 12:52 PM | jokiz

I’ve seen an officemate of mine this morning browsing the history log of a code sheet (VSS) to know when was a particular line added and who did it. What striked me was the way he opened each entry of the history database from oldest to the latest. I...

Filed under: techie, tips, math, version control

Rounding off numbers

Published 01-14-2005 5:02 PM | jokiz

Back in grade school (Third Grade if I can remember it correctly), rounding off a number which is exactly in between (halfway) follows the “nearest even rule”. Rounding off 0.5 and 1.5 to their nearest units digit gives: 2.5 -> 2 3.5 -> 4 After...

Filed under: .NET, techie, rounding, math