← or ← arrow left (← or ←)
↑ or ↑ arrow up (↑ or ↑)
→ or → arrow right (→ or →)
↓ or ↓ arrow down (↓ or ↓)
↔ or ↔ arrow left and right (↔ or ↔)
↵ or ↵ downwards arrow with corner leftwards, carriage return (↵ or ↵),
Lucida Sans Unicode forcée : ↵ ↵
⇐ or ⇐ double arrow left (implied by) (⇐ or ⇐),
Lucida Sans Unicode forcée : ⇐ ⇐
⇑ or ⇑ double arrow up (⇑ or ⇑),
Lucida Sans Unicode forcée : ⇑ ⇑
⇒ or ⇒ double arrow right (implies) (⇒ or ⇒),
Lucida Sans Unicode forcée : ⇒ ⇒
⇓ or ⇓ double arrow down (⇓ or ⇓),
Lucida Sans Unicode forcée : ⇓ ⇓
⇔ or ⇔ double arrow left and right (⇔ or ⇔),
Lucida Sans Unicode forcée : ⇔ ⇔
⇏ not double arrow right don't implies (⇏),
Lucida Sans Unicode forcée : ⇏
⇎ not double arrow left and right don't equiv (⇎),
Lucida Sans Unicode forcée : ⇎
∀ or ∀ for all (∀ or ∀),
Lucida Sans Unicode forcée : ∀ ∀
∂ or ∂ partial differential (∂ or ∂)
∃ or ∃ there exists (∃ ∃),
Lucida Sans Unicode forcée : ∃ ∃
∅ or ∅ empty set, null set, diameter (∅ or ∅),
Lucida Sans Unicode forcée : ∅ ∅
∇ or ∇ nabla, backward difference (∇ or ∇),
Lucida Sans Unicode forcée : ∇ ∇
∈ or ∈ element of, set membership (∈ or ∈),
Lucida Sans Unicode forcée : ∈ ∈
∉ or ∉ not an element of, denial of set membership (∉ or ∉),
Lucida Sans Unicode forcée : ∉ ∉
∋ or ∋ contains as member (∋ or ∋),
Lucida Sans Unicode forcée : ∋ ∋
∏ or ∏ n-ary product, product sign (∏ or ∏)
∑ or ∑ n-ary summation, sum of (∑ or ∑)
− or − minus sign (- is hyphen) (− or −)
∓ -/+ sign (∓),
Lucida Sans Unicode forcée : ∓
∗ or ∗ asterisk operator (∗ or ∗),
Lucida Sans Unicode forcée : ∗ ∗
√ or √ square root, radical sign (√ or √)
∝ or ∝ proportional to (∝ or ∝),
Lucida Sans Unicode forcée : ∝ ∝
∞ or ∞ infinity (∞ or ∞)
∠ or ∠ angle (∠ or ∠),
Lucida Sans Unicode forcée : ∠ ∠
∧ or ∧ logical and, wedge (∧ or ∧),
Lucida Sans Unicode forcée : ∧ ∧
∨ or ∨ logical or, vee (∨ or ∨),
Lucida Sans Unicode forcée : ∨ ∨
∩ or ∩ intersection, cap (∩ or ∩),
Lucida Sans Unicode forcée : ∩ ∩
∪ or ∪ union, cup (∪ or ∪),
Lucida Sans Unicode forcée : ∪ ∪
∫ or ∫ integral (∫ or ∫)
∴ or ∴ therefore (∴ or ∴),
Lucida Sans Unicode forcée : ∴ ∴
∼ or ∼ tilde operator, varies with, similar to (∼ or ∼),
Lucida Sans Unicode forcée : ∼ ∼
≅ or ≅ congruent, approximately equal to (≅ or ≅),
Lucida Sans Unicode forcée : ≅ ≅
⋍ ⋍,
Lucida Sans Unicode forcée : ⋍
≈ or ≈ asymptotic to, almost equal to (≈ or ≈)
≠ or ≠ not equal to (≠ or ≠)
≡ or ≡ equivalence, identical to (≡ or ≡)
≢ non equivalence (≢),
Lucida Sans Unicode forcée : ≢
≤ or ≤ less than or equal to (≤ or ≤)
≥ or ≥ greater than or equal to (≥ or ≥)
⊂ or ⊂ subset of, proper subset (⊂ or ⊂),
Lucida Sans Unicode forcée : ⊂ ⊂
⊃ or ⊃ superset of (⊃ or ⊃),
Lucida Sans Unicode forcée : ⊃ ⊃
⊄ or ⊄ not a subset of (⊄ or ⊄),
Lucida Sans Unicode forcée : ⊄ ⊄
⊆ or ⊆ subset of or equal to (⊆ or ⊆),
Lucida Sans Unicode forcée : ⊆ ⊆
⊇ or ⊇ superset of or equal to (⊇ or ⊇),
Lucida Sans Unicode forcée : ⊇ ⊇
⊕ or ⊕ circled plus, direct sum (⊕ or ⊕),
Lucida Sans Unicode forcée : ⊕ ⊕
⊗ or ⊗ circled times, vector product (⊗ or ⊗),
Lucida Sans Unicode forcée : ⊗ ⊗
⊥ or ⊥ up tack, orthogonal to, perpendicular (⊥ or ⊥),
Lucida Sans Unicode forcée : ⊥ ⊥
⋅ or ⋅ dot operator (· · is middle dot) (⋅ or ⋅),
Lucida Sans Unicode forcée : ⋅ ⋅
ℓ cursive l (liter) ℓ
ℕ Set N, Set of natural integers ℕ,
Lucida Sans Unicode forcée : ℕ
ℤ Set Z ℤ,
Lucida Sans Unicode forcée : ℤ
ℚ Set Q ℚ,
Lucida Sans Unicode forcée : ℚ
ℝ Set R ℝ,
Lucida Sans Unicode forcée : ℝ
ℂ Set C ℂ,
Lucida Sans Unicode forcée : ℂ
ℍ Set H ℍ,
Lucida Sans Unicode forcée : ℍ
ℵ Aleph ℵ,
Lucida Sans Unicode forcée : ℵ
Ω Ohm Ω (différent de Ω)
℧ Mho ℧,
Lucida Sans Unicode forcée : ℧
⌈ or ⌈ left ceiling, APL upstile (⌈ or ⌈),
Lucida Sans Unicode forcée : ⌈ ⌈
⌉ or ⌉ right ceiling (⌉ or ⌉),
Lucida Sans Unicode forcée : ⌉ ⌉
⌊ or ⌊ left floor, APL downstile (⌊ or ⌊),
Lucida Sans Unicode forcée : ⌊ ⌊
⌋ or ⌋ right floor (⌋ or ⌋),
Lucida Sans Unicode forcée : ⌋ ⌋
〈 or 〈 left-pointing angle bracket, bra,
(〈 or ⟨), < is less than; ‹ ‹ is left single angle quotation mark
Lucida Sans Unicode forcée : 〈 〈
〉 or 〉 right-pointing angle bracket, ket,
(〉 or ⟩), > is greater than; › ›is right single angle quotation mark
Lucida Sans Unicode forcée : 〉 〉
∘ ring operator, ∘
(◦ is white bullet ◦)
Lucida Sans Unicode forcée : ∘
≪ much less, ≪
Lucida Sans Unicode forcée : ≪
≫ much greater, ≫
Lucida Sans Unicode forcée : ≫