Nyttiga tecken
Publicerad 2000-08-27 10:28. Taggat characters, markup, unicode.
Den här sidan är dels en lista över några tecken som är bra att ha i tekniska samanhang, och dels en test av hur din browser hanterar dem.
General Punctuation | |||
---|---|---|---|
bull | • | U+2022 | bullet = little black circle |
hellip | … | U+2026 | horizontal ellipsis = three dot leader |
prime | ′ | U+2032 | prime = minutes = feet |
Prime | ″ | U+2033 | dubbel prime = seconds = inches |
oline | ‾ | U+203E | overline = spacing overscore |
frasl | ⁄ | U+2044 | fraction slash |
Bokstavsliknande symboler | |||
weierp | ℘ | U+2118 | script stora P = power set = Weierstrass p |
image | ℑ | U+2111 | blackbokstaven stora I = imaginärdel |
real | ℜ | U+211C | blackbokstaven stora R = realdel |
trade | ™ | U+2122 | trade mark-märke |
alefsym | ℵ | U+2135 | alef symbol = first transfinite cardinal |
Pilar, enkla och dubbla | |||
larr | ← | U+2190 | vänsterpil |
uarr | ↑ | U+2191 | uppåtpil |
rarr | → | U+2192 | högerpil |
darr | ↓ | U+2193 | nedåtpil |
harr | ↔ | U+2194 | vänster-högerpil |
crarr | ↵ | U+21B5 | nedåtpil med hörn åt vänster = carriage return |
lArr | ⇐ | U+21D0 | dubbel vänsterpil |
uArr | ⇑ | U+21D1 | dubbel uppåtpil |
rArr | ⇒ | U+21D2 | dubbel högerpil |
dArr | ⇓ | U+21D3 | dubbel nedåtpil |
hArr | ⇔ | U+21D4 | dubbel vänster-högerpil |
Matematiska Operatorer | |||
forall | ∀ | U+2200 | for all |
part | ∂ | U+2202 | partial differential |
exist | ∃ | U+2203 | there exists |
empty | ∅ | U+2205 | empty set = null set = diameter |
nabla | ∇ | U+2207 | nabla = backward difference |
isin | ∈ | U+2208 | element of |
notin | ∉ | U+2209 | not an element of |
ni | ∋ | U+220B | contains as member |
prod | ∏ | U+220F | n-ary product = product tecken |
sum | ∑ | U+2211 | n-ary sumation |
minus | − | U+2212 | minus tecken |
lowast | ∗ | U+2217 | asterisk operator |
radic | √ | U+221A | square root = radical tecken |
prop | ∝ | U+221D | proportional to |
infin | ∞ | U+220F | infinity |
ang | ∠ | U+2220 | angle |
and | ∧ | U+2227 | logical and = wedge |
or | ∨ | U+2228 | logical or = vee |
cap | ∩ | U+2229 | intersection = cap |
cup | ∪ | U+222A | union = cup |
int | ∫ | U+222B | integral |
there4 | ∴ | U+2234 | therefore |
sim | ∼ | U+223C | tilde operator = varies med = similar to |
cong | ≅ | U+2245 | approximately equal to |
asymp | ≈ | U+2248 | almost equal to = asymptotic to |
ne | ≠ | U+2260 | not equal to |
equiv | ≡ | U+2261 | identical to |
le | ≤ | U+2264 | less-than or equal to |
ge | ≥ | U+2265 | greater-than or equal to |
sub | ⊂ | U+2282 | subset of |
sup | ⊃ | U+2283 | superset of |
nsub | ⊄ | U+2284 | not a subset of |
sube | ⊆ | U+2286 | subset of or equal to |
supe | ⊇ | U+2287 | superset of or equal to |
oplus | ⊕ | U+2295 | circled plus = direct sum |
otimes | ⊗ | U+2297 | circled times = vector product |
perp | ⊥ | U+22A5 | up tack = orthogonal to = perpendicular |
sdot | ⋅ | U+22C5 | dot operator |
Övriga Tekniska | |||
lceil | ⌈ | U+2308 | vänster ceiling |
rceil | ⌉ | U+2309 | höger ceiling |
lfloor | ⌊ | U+230A | vänster floor |
rfloor | ⌋ | U+230B | höger floor |
lang | 〈 | U+2039 | vänsterpekande vinkel hakparentes = bra (ej att förväxla med < eller ‹). |
rang | 〉 | U+232A | högerpekande vinkel hakparentes = ket (ej att förväxla med > eller ›). |
Geometriska Former | |||
loz | ◊ | U+25CA | lozenge |
spades | ♠ | U+2660 | spader suit |
clubs | ♣ | U+2663 | klöver suit = shamrock |
hearts | ♥ | U+2665 | hjärter suit = valentine |
diams | ♦ | U+2666 | ruter suit |
Grekiska bokstäver
Alpha | Α | alpha | α |
Beta | Β | beta | β |
Gamma | Γ | gamma | γ |
Delta | Δ | delta | δ |
Epsilon | Ε | epsilon | ε |
Zeta | Ζ | zeta | ζ |
Eta | Η | eta | η |
Theta | Θ | theta | θ |
Iota | Ι | iota | ι |
Kappa | Κ | kappa | κ |
Lambda | Λ | lambda | λ |
Mu | Μ | mu | μ |
Nu | Ν | nu | ν |
Xi | Ξ | xi | ξ |
Omicron | Ο | omicron | ο |
Pi | Π | pi | π |
Rho | Ρ | rho | ρ |
Sigma | Σ | sigma | σ |
Tau | Τ | tau | τ |
Upsilon | Υ | upsilon | υ |
Phi | Φ | phi | φ |
Chi | Χ | chi | χ |
Psi | Ψ | psi | ψ |
Omega | Ω | omega | ω |
Kommentarer
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Undertecknat, http://kombo.bloggplatsen.se
2022-11-04 03:35
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