The simple concept to find fibonacci series is; add two previous term and get next term. Example of Fibonacci Series is; 0 1 1 2 3 5. Following is a program in PHP to print Fibonacci series . 0, 1, 1, 2, 3, 5, 8, 13, 21, 34 <?PHP $first = 0; $second = 1; … Continue reading Fibonacci series