≡ | identically equal |
≅ | congruent with |
∼ | approximately |
≠ | not equal to |
≤ | less than or equal to |
≥ | greater than or equal to |
∧ | logical and |
∨ | logical or |
∀ | for all |
∃ | there exists |
Σ | n-ary summation |
∠ | angle |
N | the set of natural numbers |
Z | the set of whole numbers (integers) |
R | the set of real numbers |
∅ | an empty set |
∞ | an infinity sign |
x∈X | an element x belongs to a set X |
x∉ X | an element x doesn’t belong to a set X |
X ⊂ Y | a set X is a subset of a set Y |
X ∪ Y | a union of sets X and Y |
X ∩ Y | an intersection of sets X and Y |
+ | plus sign/added by |
− | minus sign/subtracted by |
× | multiplication/multiplied by |
÷ | division/divided by |
√ | square root/radical sign |
⊥ | orthogonal to/perpendicular |
π | pi = 3,14159… |
! | factorial |
∫ | integral |
[a,b] | a numerical sign |
Dalam tahap belajar bahasa inggris anda juga perlu tau tentang simbol-simbol tersebut diatas, bukan tidak mungkin ketika anda menjadi guru atau belajar dengan menggunakan bahasa inggris dalam pelajaran matematika anda tentu harus menggunakan salah satu atau banyak dari simbol tersebut di atas. Semoga bermanfaat!
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