The bitand in Matlab
To be honest, I am not a fan of Matlab but I sometimes have to use matlab to plot nice figures for publications. If you are a ‘traditional’ C-like …
Category: math
Bash Shell Coding Exercise – Checking If Given Number is Prime
October 4, 2014
BASH Shell, code, implementation, linux, math, programming languages, Shell Scripts
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Bash Shell is powerful. We can accomplish many complex jobs based on the abundant commands. This tutorial presents a Bash shell to check a given number to see it …
Interview Question: The Number of Bits Required to Convert One Integer to Another (C/C++ function)
September 16, 2014
beginner, c / c++, code, code library, implementation, interview questions, math, programming languages
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The question is: how many bits are required to change if we want to convert a integer to another? The problem is from . This may seem complicated at …
C/C++ Function to Compute the Combination Number
September 15, 2014
algorithms, c / c++, implementation, math, programming languages, recursive
5 Comments
We all know that the total number of solution to pick combination of n items out of m items is C(m, n), and sometimes denoted as or . We …
C/C++ Coding Exercise – Recursive Computation of Value e
September 5, 2014
algorithms, beginner, c / c++, code, code library, math, optimization, programming languages, recursive, tricks
1 Comment
We all know the formula to compute value e (mathematical constant that is the base of the natural logarithm) is e = 1 + 1/1！+ 1/2！+ .....+ 1/n！ Now, …