The Floor Of A Number

To round a number up to the nearest integer look at the ceil function.

The floor of a number. Math floor null returns 0 not a nan. Some say int 3 65 4 the same as the floor function others say int 3 65 3 the neighbouring integer closest to zero or just throw away the 65. Floor is most often used with factor set to a round number such as 0 1 or 0 01 in order to round to a particular decimal place. Python number method floor returns floor of x the largest integer not greater than x.

Floor numbering is the numbering scheme used for a building s floors. However factor can in fact be any number of the same sign as value e g. It has no number and the floor above it is called first in many places. A number representing the largest integer less than or equal to the specified number.

Because floor is a static method of math you always use it as math floor rather than as a method of a math object you created math is not a constructor. In mathematics and computer science the floor function is the function that takes as input a real number and gives as output the greatest integer less than or equal to denoted or similarly the ceiling function maps to the least integer greater than or equal to denoted or. For example and while. X this is a numeric expression.

1 numeric floor numbering schemes 1 1 north american scheme 1 1 1 ussr variant 1 2 european scheme 2 common non numeric or mixed floor numbering systems 2 1 minus 2 2 additional a levels 2 3 basement b 2 4 ground. The floor at ground or street level is called the ground floor i e. To round a floating point number look at the round function. Following is the syntax for floor method.

The int function short for integer is like the floor function but some calculators and computer programs show different results when given negative numbers. In other places ground floor and first floor are synonymous leading to conflicting numbering of floors depending between different national varities of english.