Formula:8971

Digital Library of Mathematical Functions ID 28.8.E11

${\displaystyle{\displaystyle P_{m}(x)\sim 1+\dfrac{s}{2^{3}h{\cos^{2}}x}+\dfrac{1}{h^{2}}\left(\dfrac{s^{4}+86s^{2}+105}{2^{11}{\cos^{4}}x}-\dfrac{s^{4}+22s^{2}+57}{2^{11}{\cos^{2}}x}\right)+\cdots,}}$

Symbols List

• ${\displaystyle{\displaystyle\sim}}$:
• ${\displaystyle{\displaystyle\cos\NVar{z}}}$: cosine function
• ${\displaystyle{\displaystyle m}}$: integer
• ${\displaystyle{\displaystyle h}}$: parameter
• ${\displaystyle{\displaystyle x}}$: real variable
 

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