4 ideas
15946 | Cantor developed sets from a progression into infinity by addition, multiplication and exponentiation [Cantor, by Lavine] |
15911 | Ordinals are generated by endless succession, followed by a limit ordinal [Cantor, by Lavine] |
19440 | How do you know you have conceived a thing deeply enough to assess its possibility? [Vaidya] |
1590 | The just man does not harm his enemies, but benefits everyone [Plato] |