4 ideas
18465 | An 'equivalence' relation is one which is reflexive, symmetric and transitive [Kunen] |
16597 | Quantity is the capacity to be divided [Digby] |
7903 | The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna] |
16731 | Colours arise from the rarity, density and mixture of matter [Digby] |