Combining Texts

Ideas for 'Logical Consequence', 'Regressive Method for Premises in Mathematics' and 'Oxford University Statutes'

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2 ideas

2. Reason / A. Nature of Reason / 6. Coherence

17638

If one proposition is deduced from another, they are more certain together than alone [Russell]

2. Reason / B. Laws of Thought / 3. Non-Contradiction

17632

Non-contradiction was learned from instances, and then found to be indubitable [Russell]