Lines Matching refs:root
360 """Square root of n/m, rounded to the nearest integer using round-to-odd."""
372 """Square root of n/m as a float, correctly rounded."""
385 """Square root of n/m as a Decimal, correctly rounded."""
394 root = (Decimal(n) / Decimal(m)).sqrt()
395 nr, dr = root.as_integer_ratio()
397 plus = root.next_plus()
399 # test: n / m > ((root + plus) / 2) ** 2
403 minus = root.next_minus()
405 # test: n / m < ((root + minus) / 2) ** 2
409 return root
908 """Return the square root of the sample variance.
926 """Return the square root of the population variance.