§1 Early History, PDF page 3: odd squarefree Tunnell criterion
For odd positive squarefree n, BSD for y²=x³−n²x would make a finite ternary-quadratic count criterion equivalent to being a congruent number.
Passage details
Passage ID: birch-and-swinnerton-dyer-conjecture:bsd-congruent-number-consequence:v1
Source item: §1 Early History, PDF page 3: odd squarefree Tunnell criterion
Source record: clay-wiles-bsd@official-description