Search Loci: Convergence:
To call in the statistician after the experiment is done may be no more than asking him to perform a postmortem examination: he may be able to say what the experiment died of.
Indian Statistical Congress, Sankhya, ca 1938.
Van Schooten's Ruler Constructions
Second solution to Problem II
Another way: Find, as before, away from AC, any point C, and draw from it through the points A and B straight lines CAD, CBE, and make AD equal to AC and BE equal to BC. Then join DB, AE, and let them intersect at F. I say that if FC is made, it will bisect AB at G.