Back to Minimum overlap problem

*n* = 7

f(x) = 0.105078900636553360 | for 0 | ≤ x < 2/7 | ||

f(x) = 0.503514170485956264 | for 2/7 | ≤ x < 4/7 | ||

f(x) = 0.668195943454623334 | for 4/7 | ≤ x < 6/7 | ||

f(x) = 0.946421970845734084 | for 6/7 | ≤ x ≤ 1 | ||

f(x) = f(2-x) | for 1 | < x ≤ 2 |

α(

maximal for 2/7
≤ |k| ≤ 6/7 |