arccosine

名词 n.
中文释义

英文释义

名词 n.
  1. Any of several single-valued or multivalued functions that are inverses of the cosine function.

词形变化

arccosines plural

词源

Etymology tree
Proto-Indo-European *h₂erkʷ-
Proto-Indo-European *h₂erkʷos
Proto-Italic *arkuos
Latin arcusder.
English arc-
Proto-Indo-European *ḱe?
Proto-Indo-European *ḱóm
Proto-Italic *kom
Proto-Italic *kom-
Latin con-
Latin co-der.
English co-
Proto-Indo-European *sinos
Proto-Italic *sinus
Latin sinusbor.
English sine
English cosine
English arccosine
From arc- + cosine.
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