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Symbol | Definition |
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≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |
A rood /ˈruːd/ is an historic English and international inch-pound measure of area, as well as an archaic English measure of length.
The stremma (pl. stremmata; Greek: στρέμμα, strémma) is a Greek unit of land area now equal to precisely 1,000 square meters. It is also known as the royal stremma to distinguish it from earlier forms of the unit.