Radix

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Radix

In mathematics, the base number when an exponent is considered. For example, in the number 25, the radix is 2 and the exponent is 5.
References in classic literature ?
And there at the edge of the pool floated the drowned ox, its foot caught in a forked root.
Then the two sat down by the root of the great olive, and consulted how to compass the destruction of the wicked suitors.
From the narrowness of the gorge, and the steepness of its sides, there was no mode of advancing but by wading through the water; stumbling every moment over the impediments which lay hidden under its surface, or tripping against the huge roots of trees.
Nothing was found but the root, yet nothing could have been more strange!
And when the sun was up I was scorched, and because I had no root I withered away.
And first, though contrary to Malvin's wishes, he collected a stock of roots and herbs, which had been their only food during the last two days.
Dummling went and cut down the tree, and when it fell there was a goose sitting in the roots with feathers of pure gold.
He was looking back at us, his writhing lips lifted clear of the very roots of his huge fangs, his hair bristling and his tail lashing.
From the grass roots down," he muttered in an awestricken voice, as he swung his pick into the yielding surface.
Carelessly he dropped a hand to Michael's ear, and, with tips of fingers instinct with sensuous sympathy, began to manipulate the base of the ear where its roots bedded in the tightness of skin- stretch over the skull.
Likewise, when the women went into the mountains after roots and berries, five of the ten men went with them to guard them.
Between the massive blocks were strips of grass the leverage of whose roots had pushed them apart.