cancel.fraction |
cancel a fraction to the smallest numbers |
decimal2fraction |
convert a decimal-number into fraction |
gcd |
Greatest common divisor of two numbers |
is.decimal |
checks if a number is decimal or integer |
is.even |
checks if a number or vector is even |
is.negative |
check whether numbers of a vector are negative |
is.odd |
checks if a number or vector is odd |
is.positive |
check whether numbers of a vector are positive |
is.prim |
check whether a vector contains prime-numbers |
is.real.positive |
check whether numbers of a vector are real positive. Real positive means, that zero is included as a positive number. |
is.whole |
check whether a vector contains numbers with decimal places |
prime.factor |
This function calculates the prime-factors of a number |
primes |
generate prime-numbers in a range from START to END |
primlist |
A vector containing primes from 0 to 9999999 |
scm |
calculating the smallest common multiple of two numbers |