Formula:1751

Digital Library of Mathematical Functions ID 4.12.E7

${\displaystyle{\displaystyle\phi(x)=\underbrace{\exp\cdots\exp}_{\left\lfloor x\right\rfloor\text{ times}}(x-\left\lfloor x\right\rfloor),}}$

Constraint(s)

${\displaystyle{\displaystyle x>1}}$

Symbols List

• ${\displaystyle{\displaystyle\exp\NVar{z}}}$: exponential function
• ${\displaystyle{\displaystyle\left\lfloor\NVar{x}\right\rfloor}}$:
• ${\displaystyle{\displaystyle x}}$: real variable
• ${\displaystyle{\displaystyle\phi(z)}}$: generalized exponential
 

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