areconcurent

Calculates if given lines in a plane are concurent(if all given liners intersect at one point).

Arguments

1. Intercept a1, real value
2. Intercept b1, real value
3. Intercept a2, real value
4. Intercept b2, real value
5. Intercept a3, real value
6. Intercept b3, real value

Output

True or false

Examples