Definition:Summand/Also known as
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Summand: Also known as
The word addend appears to mean the same thing as summand, such that the two words may be used interchangeably.
The word term is frequently seen for summand, but term also has other meanings.
If it is important to avoid ambiguity then it is recommended that summand is used.
The term augend can sometimes be seen for (specifically) the first of a pair of summands, so in the context of $a + b = c$:
In the context of summations, the summand is also known as the set of summands.
Sources
- 1989: Ephraim J. Borowski and Jonathan M. Borwein: Dictionary of Mathematics ... (previous) ... (next): addend
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): addend
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): augend
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): addend
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): augend
- 2021: Richard Earl and James Nicholson: The Concise Oxford Dictionary of Mathematics (6th ed.) ... (previous) ... (next): addend