How can I define a number with a valid range of -PI to PI?
126509
C: How to wrap a float to the interval [-pi, pi)
47624
Modulo operation with negative numbers
29759
Calculating pi manually
6654
How do I iterate over a range of numbers defined by variables in Bash?
49424
How do you round numbers so that it affects computation?
8903
How do I use floating-point division in bash?
10823
Is floating point arbitrary precision available?
118374
Is there a proof that $\pi$ is an irrational number?
132928
Digits of $\pi$ forming primes?
32039
What are the trailing number of the zeroes in the given integer
28854
Modulus with a negative number
56724
How do I check that a number is float or integer?
44573
Can $\pi$ be rational in some base radix
73881
A question on numerical range
129441
How do I determine the number of digits of an integer in C?
86866
Is there a number whose absolute value is negative?
97005
A number smaller than negative infinity in python?