The proof involved checking the properties of 1,936 configurations by computer, and was not fully accepted at the time due to its complexity.

I was under the impression that part of Apple's approval process involved checking this.

This will involve carefully checking your mouth, neck, and throat.

Flustered delivery people call ahead for instructions, which involve checking in with the gatehouse.

This involves checking a photo identification, student certificate and all the instructor recommendations for accuracy.

Hotel diplomacy involves checking with other hotel executives to find out about the little things world leaders like - the soap, for example.

For screenwriting, as Carriere practices it, involves checking your ego at the door.

However, a few officers find difficulty in its simplicity, which involves checking the suspect's gaze.

Validation of a potential combination involves checking for intersections between three-dimensional objects.

His own Web browsing, he says, mostly involves checking golf scores.