U+ UnicodeFYI
∮

Mathematical Notation

129 ký tự

Advanced mathematical notation spanning integrals, contour operators, relational symbols, and miscellaneous operators from the Mathematical Operators block. Covers the full range from basic tildes and asymptotic equivalences through subset relations, perpendicular and parallel marks, logical and lattice operators, and diagonal ellipsis forms used in matrix notation.

Ký tự

∫ ∬ ∭ ∮ ∯ ∰ ∱ ∲ ∳ ∴ ∵ ∶ ∷ ∸ ∹ ∺ ∻ ≀ ≁ ≂ ≃ ≄ ≅ ≆ ≇ ≈ ≉ ≊ ≋ ≌ ≐ ≑ ≒ ≓ ≔ ≕ ≖ ≗ ≘ ≙ ≚ ≛ ≜ ≝ ≞ ≟ ≠ ≡ ≢ ≤ ≥ ≦ ≧ ≨ ≩ ≪ ≫ ≬ ≭ ≮ ≯ ≰ ≱ ≲ ≳ ≴ ≵ ≶ ≷ ≸ ≹ ≺ ≻ ≼ ≽ ≾ ≿ ⊀ ⊁ ⊂ ⊃ ⊄ ⊅ ⊆ ⊇ ⊈ ⊉ ⊊ ⊋ ⊌ ⊍ ⊎ ⊏ ⊐ ⊑ ⊒ ⊓ ⊔ ⊕ ⊖ ⊗ ⊘ ⊙ ⊚ ⊛ ⊜ ⊝ ⊞ ⊟ ⊠ ⊡ ⊢ ⊣ ⊤ ⊥ ⋀ ⋁ ⋂ ⋃ ⋄ ⋅ ⋆ ⋇ ⋈ ⋉ ⋮ ⋯ ⋰ ⋱

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Bảng ký tự

Ký tự Tên Mã Khối
∫ INTEGRAL U+222B Mathematical Operators
∬ DOUBLE INTEGRAL U+222C Mathematical Operators
∭ TRIPLE INTEGRAL U+222D Mathematical Operators
∮ CONTOUR INTEGRAL U+222E Mathematical Operators
∯ SURFACE INTEGRAL U+222F Mathematical Operators
∰ VOLUME INTEGRAL U+2230 Mathematical Operators
∱ CLOCKWISE INTEGRAL U+2231 Mathematical Operators
∲ CLOCKWISE CONTOUR INTEGRAL U+2232 Mathematical Operators
∳ ANTICLOCKWISE CONTOUR INTEGRAL U+2233 Mathematical Operators
∴ THEREFORE U+2234 Mathematical Operators
∵ BECAUSE U+2235 Mathematical Operators
∶ RATIO U+2236 Mathematical Operators
∷ PROPORTION U+2237 Mathematical Operators
∸ DOT MINUS U+2238 Mathematical Operators
∹ EXCESS U+2239 Mathematical Operators
∺ GEOMETRIC PROPORTION U+223A Mathematical Operators
∻ HOMOTHETIC U+223B Mathematical Operators
≀ WREATH PRODUCT U+2240 Mathematical Operators
≁ NOT TILDE U+2241 Mathematical Operators
≂ MINUS TILDE U+2242 Mathematical Operators
≃ ASYMPTOTICALLY EQUAL TO U+2243 Mathematical Operators
≄ NOT ASYMPTOTICALLY EQUAL TO U+2244 Mathematical Operators
≅ APPROXIMATELY EQUAL TO U+2245 Mathematical Operators
≆ APPROXIMATELY BUT NOT ACTUALLY EQUAL TO U+2246 Mathematical Operators
≇ NEITHER APPROXIMATELY NOR ACTUALLY EQUAL TO U+2247 Mathematical Operators
≈ ALMOST EQUAL TO U+2248 Mathematical Operators
≉ NOT ALMOST EQUAL TO U+2249 Mathematical Operators
≊ ALMOST EQUAL OR EQUAL TO U+224A Mathematical Operators
≋ TRIPLE TILDE U+224B Mathematical Operators
≌ ALL EQUAL TO U+224C Mathematical Operators
≐ APPROACHES THE LIMIT U+2250 Mathematical Operators
≑ GEOMETRICALLY EQUAL TO U+2251 Mathematical Operators
≒ APPROXIMATELY EQUAL TO OR THE IMAGE OF U+2252 Mathematical Operators
≓ IMAGE OF OR APPROXIMATELY EQUAL TO U+2253 Mathematical Operators
≔ COLON EQUALS U+2254 Mathematical Operators
≕ EQUALS COLON U+2255 Mathematical Operators
≖ RING IN EQUAL TO U+2256 Mathematical Operators
≗ RING EQUAL TO U+2257 Mathematical Operators
≘ CORRESPONDS TO U+2258 Mathematical Operators
≙ ESTIMATES U+2259 Mathematical Operators
≚ EQUIANGULAR TO U+225A Mathematical Operators
≛ STAR EQUALS U+225B Mathematical Operators
≜ DELTA EQUAL TO U+225C Mathematical Operators
≝ EQUAL TO BY DEFINITION U+225D Mathematical Operators
≞ MEASURED BY U+225E Mathematical Operators
≟ QUESTIONED EQUAL TO U+225F Mathematical Operators
≠ NOT EQUAL TO U+2260 Mathematical Operators
≡ IDENTICAL TO U+2261 Mathematical Operators
≢ NOT IDENTICAL TO U+2262 Mathematical Operators
≤ LESS-THAN OR EQUAL TO U+2264 Mathematical Operators
≥ GREATER-THAN OR EQUAL TO U+2265 Mathematical Operators
≦ LESS-THAN OVER EQUAL TO U+2266 Mathematical Operators
≧ GREATER-THAN OVER EQUAL TO U+2267 Mathematical Operators
≨ LESS-THAN BUT NOT EQUAL TO U+2268 Mathematical Operators
≩ GREATER-THAN BUT NOT EQUAL TO U+2269 Mathematical Operators
≪ MUCH LESS-THAN U+226A Mathematical Operators
≫ MUCH GREATER-THAN U+226B Mathematical Operators
≬ BETWEEN U+226C Mathematical Operators
≭ NOT EQUIVALENT TO U+226D Mathematical Operators
≮ NOT LESS-THAN U+226E Mathematical Operators
≯ NOT GREATER-THAN U+226F Mathematical Operators
≰ NEITHER LESS-THAN NOR EQUAL TO U+2270 Mathematical Operators
≱ NEITHER GREATER-THAN NOR EQUAL TO U+2271 Mathematical Operators
≲ LESS-THAN OR EQUIVALENT TO U+2272 Mathematical Operators
≳ GREATER-THAN OR EQUIVALENT TO U+2273 Mathematical Operators
≴ NEITHER LESS-THAN NOR EQUIVALENT TO U+2274 Mathematical Operators
≵ NEITHER GREATER-THAN NOR EQUIVALENT TO U+2275 Mathematical Operators
≶ LESS-THAN OR GREATER-THAN U+2276 Mathematical Operators
≷ GREATER-THAN OR LESS-THAN U+2277 Mathematical Operators
≸ NEITHER LESS-THAN NOR GREATER-THAN U+2278 Mathematical Operators
≹ NEITHER GREATER-THAN NOR LESS-THAN U+2279 Mathematical Operators
≺ PRECEDES U+227A Mathematical Operators
≻ SUCCEEDS U+227B Mathematical Operators
≼ PRECEDES OR EQUAL TO U+227C Mathematical Operators
≽ SUCCEEDS OR EQUAL TO U+227D Mathematical Operators
≾ PRECEDES OR EQUIVALENT TO U+227E Mathematical Operators
≿ SUCCEEDS OR EQUIVALENT TO U+227F Mathematical Operators
⊀ DOES NOT PRECEDE U+2280 Mathematical Operators
⊁ DOES NOT SUCCEED U+2281 Mathematical Operators
⊂ SUBSET OF U+2282 Mathematical Operators
⊃ SUPERSET OF U+2283 Mathematical Operators
⊄ NOT A SUBSET OF U+2284 Mathematical Operators
⊅ NOT A SUPERSET OF U+2285 Mathematical Operators
⊆ SUBSET OF OR EQUAL TO U+2286 Mathematical Operators
⊇ SUPERSET OF OR EQUAL TO U+2287 Mathematical Operators
⊈ NEITHER A SUBSET OF NOR EQUAL TO U+2288 Mathematical Operators
⊉ NEITHER A SUPERSET OF NOR EQUAL TO U+2289 Mathematical Operators
⊊ SUBSET OF WITH NOT EQUAL TO U+228A Mathematical Operators
⊋ SUPERSET OF WITH NOT EQUAL TO U+228B Mathematical Operators
⊌ MULTISET U+228C Mathematical Operators
⊍ MULTISET MULTIPLICATION U+228D Mathematical Operators
⊎ MULTISET UNION U+228E Mathematical Operators
⊏ SQUARE IMAGE OF U+228F Mathematical Operators
⊐ SQUARE ORIGINAL OF U+2290 Mathematical Operators
⊑ SQUARE IMAGE OF OR EQUAL TO U+2291 Mathematical Operators
⊒ SQUARE ORIGINAL OF OR EQUAL TO U+2292 Mathematical Operators
⊓ SQUARE CAP U+2293 Mathematical Operators
⊔ SQUARE CUP U+2294 Mathematical Operators
⊕ CIRCLED PLUS U+2295 Mathematical Operators
⊖ CIRCLED MINUS U+2296 Mathematical Operators
⊗ CIRCLED TIMES U+2297 Mathematical Operators
⊘ CIRCLED DIVISION SLASH U+2298 Mathematical Operators
⊙ CIRCLED DOT OPERATOR U+2299 Mathematical Operators
⊚ CIRCLED RING OPERATOR U+229A Mathematical Operators
⊛ CIRCLED ASTERISK OPERATOR U+229B Mathematical Operators
⊜ CIRCLED EQUALS U+229C Mathematical Operators
⊝ CIRCLED DASH U+229D Mathematical Operators
⊞ SQUARED PLUS U+229E Mathematical Operators
⊟ SQUARED MINUS U+229F Mathematical Operators
⊠ SQUARED TIMES U+22A0 Mathematical Operators
⊡ SQUARED DOT OPERATOR U+22A1 Mathematical Operators
⊢ RIGHT TACK U+22A2 Mathematical Operators
⊣ LEFT TACK U+22A3 Mathematical Operators
⊤ DOWN TACK U+22A4 Mathematical Operators
⊥ UP TACK U+22A5 Mathematical Operators
⋀ N-ARY LOGICAL AND U+22C0 Mathematical Operators
⋁ N-ARY LOGICAL OR U+22C1 Mathematical Operators
⋂ N-ARY INTERSECTION U+22C2 Mathematical Operators
⋃ N-ARY UNION U+22C3 Mathematical Operators
⋄ DIAMOND OPERATOR U+22C4 Mathematical Operators
⋅ DOT OPERATOR U+22C5 Mathematical Operators
⋆ STAR OPERATOR U+22C6 Mathematical Operators
⋇ DIVISION TIMES U+22C7 Mathematical Operators
⋈ BOWTIE U+22C8 Mathematical Operators
⋉ LEFT NORMAL FACTOR SEMIDIRECT PRODUCT U+22C9 Mathematical Operators
⋮ VERTICAL ELLIPSIS U+22EE Mathematical Operators
⋯ MIDLINE HORIZONTAL ELLIPSIS U+22EF Mathematical Operators
⋰ UP RIGHT DIAGONAL ELLIPSIS U+22F0 Mathematical Operators
⋱ DOWN RIGHT DIAGONAL ELLIPSIS U+22F1 Mathematical Operators