DoubleRightArrow
 Usage
 \[DoubleRightArrow]
Notes
• Alias:   =>. • Infix arrow operator. • x  y is by default interpreted as DoubleRightArrow[x, y]. • Used in mathematics to indicate various strong forms of convergence. • Also used to indicate algebraic field extensions. • Not the same as \[Implies] . • Extensible character. • See Section 3.10.1 and Section 3.10.4. • See also: \[DoubleLongRightArrow] , \[RightArrow] , \[DoubleLeftArrow] .
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