Thursday, 11 May 2017

δ | delta

The Greek letter δ (delta) was derived from the ancient Phoenician letter 𐤃 (dālet) which, in turn, was derived from an Egyptian hieroglyph depicting a door.

The lower-case letter δ has many uses in maths and sciences, such as:

More photos of letters, numbers and sea glass @ Shutterstock.

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