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Jyutping dang2 caai1
Pinyin děng chā

Definitions (Wiktionary)
  1. noun
    equal difference (between numbers)
  2. adj, attributive
    relating to arithmetic series; arithmetic

[--]

Jyutping dang2 caai1
Pinyin děng chà

Definitions (Wiktionary)
  1. noun
    equal difference (between numbers)
  2. adj, attributive
    relating to arithmetic series; arithmetic

[--]

Jyutping dang2 caa1
Pinyin děng chā

Definitions (CC-CEDICT)
  1. degree of disparity
  2. equal difference
Examples (Wiktionary)
  1. Mandarin
    设等差数列的首项为a,公差为d.
    設等差數列的首項為a,公差為d.
    shè děng chā shù liè de shǒu xiàng wéi a , gōng chā wéi d .
    • Let the initial term of the arithmetic progression be a, and the common difference be d.