left right double arrow (double implication, equivalence)
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Verbal Wording in Greek
αμφίδρομο διπλό βέλος (διπλή συνεπαγωγή, ισοδυναμία)
Verbal Wording in English
left right double arrow (double implication, equivalence)
Category
Signs and symbols of comparison
Unicode
u+21d4
LaTeX
\Leftrightarrow
MathML Code
MathML Example
Nemeth Code
⠫⠪⠶⠶⠕
Nemeth Example
⠠⠁ ⠫⠪⠶⠶⠕ ⠠⠃
Marburg Code
⠪⠶⠶⠕
⠹⠐⠶⠂
UEB Code
BAUK Code
⠳⠪⠒⠕
Spanish Code
⠪⠒⠕
Woluwe Code
⠂⠶⠂
Antoine Code
⠐⠒⠂
Swedish Code
⠪⠶⠕
Finnish Code
⠣⠤⠤⠱
Italian Code
⠪⠒⠕
Russian Code
⠣⠶⠜
Arabic Code
⠻⠪⠪⠒⠒⠕⠕
COM_CUSFIELD_CHINESE
⠣⠶⠜
COM_CUSFIELD_CZECH
⠪⠶⠕