unit vector

URNurn:iso:std:iso:80000:-2:ed-2:en:item:2-18.6

https://metanorma.github.io/isq-smart/math/part-2-18/t2-18.6
urn:iso:std:iso:80000:-2:ed-2:en:item:2-18.6

ISQ Identifiers

ISO

urn:iso:std:iso:80000:-2:ed-2:en:item:2-18.6

IEC

urn:iec:std:iec:80000-2:2019:::item:2-18.6

Designations

ENunit vector

FRvecteur unité

Symbol

e_{a}

\hat{a}

Notation systems

AsciiMath

bb(e_a)

AsciiMath

hat bb(ii(a))

LaTeX

\mathbf{e_{a}}

LaTeX

\hat{\mathbf{\mathit{a}}}

Definition

unit vector in the direction of $a$

vecteur unité dans la direction de $a$

$e_{a} = \hat{a} = a / | a |$ , (for $a \neq 0$ )

$e_{a} = \hat{a} = a / | a |$ , (pour $a \neq 0$ )

A mathematical concept as defined in ISO/IEC 80000 Part 2.

isq:t2-18.6

Property	Value
rdf:type	isq:MathConcept smart:TermEntry
dcterms:identifier	2-18.6
skosxl:prefLabel	"unit vector"@en
skosxl:altLabel	"bb(e_a)"@en"hat bb(ii(a))"@en
skos:definition	unit vector in the direction of stem:[bb(ii(a))]
skos:note	stem:[bb(e_a) = hat bb(ii(a)) = bb(ii(a))//abs(bb(ii(a)))], (for stem:[bb(ii(a)) != 0])
smart:hasBindingnessType	bindingness-type:normative
dcterms:isPartOf	isq:part-2-18