umbral symbol

noun

: a symbol indicating substitution in turn of each of n given values followed by addition of the results obtained
the umbral symbol a in the expression xaya which stands for x1y1+x2y2+ … +xⁿyn

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Dictionary Entries Near umbral symbol

umbrageous

umbral symbol

umbrated

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“Umbral symbol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/umbral%20symbol. Accessed 31 Mar. 2023.

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