Special cases if the argument value is already equal to a mathematical integer then the result is the same as the argument.
Math roof java.
If the argument is integer then the result is integer.
Math pi having a value as 3 141592653589793.
If the argument is nan or an infinity or positive zero or negative zero then the result is the same as the argument.
The class math contains methods for performing basic numeric operations such as the elementary exponential logarithm square root and trigonometric functions.
Hence the math class java provides these two constants as double fields.
This relaxation permits better performing implementations.
The java lang math floor returns the double value that is less than or equal to the argument and is equal to the nearest mathematical integer.
The java lang math floor is used to find the largest integer value which is less than or equal to the argument and is equal to the mathematical integer of a double value.
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The java lang math ceil returns the double value that is greater than or equal to the argument and is equal to the nearest mathematical integer.
If the argument is integer then the result is integer.
If the argument is nan or an infinity or positive zero or negative zero then the result is the same as the argument.
Math e having a value as 2 718281828459045.
The java lang math ceil double a returns the smallest closest to negative infinity double value that is greater than or equal to the argument and is equal to a mathematical integer.
In this document we are discussing several basic trigonometric logarithmic and angular math functions in detail with sample programs and examples.
Java ceil method the method ceil gives the smallest integer that is greater than or equal to the argument.