Teacher's implementation

Usage examples of curve.

The curve as a whole becomes, first slightly convex to the abscissa, then straight and ascending, and lastly concave.

In this cause-and-effect curve, the first part is slightly convex to the abscissa, the second straight and ascending, and the third concave.

By the end of the day, the sand is crisscrossed with a mesh of ordinates, abscissas, curves to account for everything in nature.

I found that with each mixture there was a time of exposure which would produce the deepest blue, that with over-exposure the blue gradually turned gray, and that if a curve should be plotted, the abscissas of which should represent the time of exposure, and the ordinates of which should represent the intensity of the blue the curves drawn would have approximately an elliptical form, so that if one knew the exact time of exposure which would give the best result with any mixture, one might deviate two or three minutes either way from that time without producing a noticeable result.

No larger than I, she was like a fragile doll on whose neck had been set, most incongruously, the large head of Cyrus, the curve to whose Achaemenid nose so resembled that of a rooster I had got to know in our courtyard that I almost expected to see nostrils like slits set atop the bridge.

Then it was executives, whose gold watch chains, adangle with tiny email-boxes, phones, torches, snuffboxes, and other fetishes, curved round the dark waistcoats they wore to deemphasize their bellies.

It swooped and curved, arcing over the tops of the buildings and careering in spirals, a dimly glimpsed display of virtuoso aerobatics, a shadowy circus.

Sea and sky chased one another across the curve of his canopy, and then he cut in his afterburner and the kick slammed his seat into his back with pile driver force.

All three were curved scimitars made by the annourers of Shah Jahan at Agra on the Indian continent.

The butler tried hurling his tray at her, from clear across the pool, but the metal disk sailed in an airfoil curve and only smashed a window.

She had a dynamite body, tall and leggy, her oil-glistened curves all but spilling out of the bright pink bikini she was wearing.

He was dimly aware that to all eyes but his, she appeared a radiant bride, her lips curving in a smile of joyful happiness beneath her veil.

Francesca, superb in a gown of sea-green silk, drew all eyes, not just because of her lush curves but more so because of the radiant happiness glowing in her eyes, coloring her voice, implicit in her every gesture.

When, as in the above cases, radicles encountered an obstacle at right angles to their course, the terminal growing part became curved for a length of between .

His hands cupped it, clenching on the rounded curves as an animalistic growl rumbled in his chest.