Circled plus explained

Circled plus (⊕) or n-ary circled plus (⨁) (in Unicode,,) may refer to:

• Sun cross, a circle containing four or more spokes with many variants and uses
• Earth symbol, astronomical and alchemical symbols for Earth, indicated by
• Coptic cross, associated with Coptic Christians
• Celtic cross, associated with Christian in the Early Middle Ages
• Crosses in heraldry, including, and variants thereof

In mathematics and computing:

• Direct sum, an operation from abstract algebra
• Dilation (morphology), mathematical morphology
• Tensor product, a mathematical operation indicated by
• Exclusive or, a logical operation that outputs true only when inputs differ

In languages:

• Linear B, a Syllabic script used for writing Mycenaean Greek including the ideogram
• Teth, Phoenician letter
• Tifinagh, a Berber script including the letter

See also

• • List of screw drives ⊖ (disambiguation)