During the lecture on alphabets, the professor wrote pi on the board and explained that it is the sixteenth letter in Classical and Modern Greek, though it was seventeenth in Old Greek.

While setting up the press, she managed to pi the type, scattering letters across both cases.

During the review, we discovered several pi characters in the layout that caused rendering errors on many devices.

The typographer set the column gutter to 2 pi to improve readability.

The pi scholar spent his days copying scriptures and helping the poor.

Pi was once an important county of Chengdu in Sichuan.

PI's coastal landscapes and lively festivals attract many tourists every year.

When parsing the XML document, the parser ignored an unexpected PI that contained deprecated directives.

She baked several pies for the neighborhood bake sale, hoping they'd sell out quickly.

Every year at the fair, the volunteer pies the mayor to raise money for the charity.