| 1. | This method of proof was actually rather advanced for its time.
|
| 2. | This method of proof can assume several slightly different forms.
|
| 3. | The normal methods of proof were oath-helping or the ordeal.
|
| 4. | The method of proof I was using is over 60 years old.
|
| 5. | :Sorry for my ignorance but what method of proof did you use?
|
| 6. | The method of proof is proof by contradiction.
|
| 7. | The method of proof here is truly amazing.
|
| 8. | Something about methods of proof not being clearly in evidence, not being set forth step by step.
|
| 9. | The fact being proved there is different but the same method of proof is applicable to your question.
|
| 10. | The idea of such a result is probably due to Robbins, but the method of proof is vintage Hsu.
|