The study of the principles and criteria of valid inference and demonstration.
It's hard to work out his system of logic.
The mathematical study of relationships between rigorously defined concepts and of mathematical proof of statements.
The part of a system (usually electronic) that performs the boolean logic operations, short for logic gates or logic circuit.
A method of human thought that involves thinking in a linear, step-by-step manner about how a problem can be solved. Logic is the basis of many principles including the scientific method.
A formal or informal language together with a deductive system or a model-theoretic semantics.
Any system of thought, whether rigorous and productive or not, especially one associated with a particular person.
To engage in excessive or inappropriate application of logic.
To apply logical reasoning to.
To overcome by logical argument.
logical
An affirmation, or distinction from a supposition or hypothesis.
In the dialectical method of Georg Wilhelm Friedrich Hegel: the initial stage of reasoning where a formal statement of a point is developed; this is followed by antithesis and synthesis.
A depression of the voice when pronouncing a syllables of a word; hence, the unstressed part of the metrical foot of a verse upon which such a depression falls, or an unaccented musical note.
The action of lowering the hand or bringing down the foot when indicating a rhythm; hence, an accented part of a measure of music or verse indicated by this action; an ictus, a stress.
A proposition or statement supported by arguments.
A lengthy essay written to establish the validity of a thesis (sense 1.1), especially one submitted in order to complete the requirements for a non-doctoral degree in the US and a doctoral degree in the UK; a dissertation.
A conjecture, especially one too vague to be formally stated or verified but useful as a working convention.