principal value

noun

, Mathematics.

a value selected at a point in the domain of a multiple-valued function, chosen so that the function has a single value at the point.

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This, perhaps, is its principal value, since the mind reasons instinctively without knowing how it reasons.

Then I began to live for the effect I imagined I made upon her, to make that very soon the principal value in my life.

This reaction was not helped by the British retreat on Lanrezac's left, and its principal value was to protect that withdrawal.

They all prefer moist, rich soil and have their principal value as decorative trees on the lawn.

These, with a few emblematic figures, all admirably well executed, make its principal value.

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