Gopalakrishna Palem

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Questions related from Gopalakrishna Palem

How to test if a number generated by some unknown function is an integer or real?

What is the Indicator function for set membership of integers? I have a black-box function (whose definition is not known) producing some numbers (precision is not known). How to test if the...

24 January 2014 9,553 1 View

How to decide if a given number will have integer square-root or not?

What is the method to decide if a given number (integer) is going to have an integer square-root or not (without actually computing the square-root)? For example, assume I have a method M that...

02 January 2014 3,899 33 View

How do you specify custom return value for Max, Min in R for empty input (instead of the default +Inf and -Inf)?

In R, I am using Min and Max to find minimum and maximum values for a given vector. This vector is a result of computation and filter and often times could be NULL or empty list. In such case,...

22 September 2013 5,826 3 View