查看“︁⨋”︁的源代码

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==跨語言==

===符號===
{{head|mul|符號}}

# 帶[[積分]]的[[求和]]
#* {{quote-book|en|year=2019|chapter=The principles of modern thermodynamics|mainauthor=Sebastian Deffner; Steve Campbell|title=Quantum Thermodynamics: An Introduction to the Thermodynamics of Quantum Information|series=IOP Concise Physics|location=San Rafael, CA|publisher=Morgan & Claypool Publishers|isbn=9781643276557|page=!{{gbooks|W06gDwAAQBAJ|pg=29|altpg=1-29|q=⨋}}|passage=The distribution of work values is then given by averaging over an ensemble of realizations of the same process,<br><math>P(W)=\\langle \\delta (W-W [|m \\rangle ; |n \\rangle ] ) \\rangle</math>, (1.101)<br>which can be rewritten as<br><math>P(W)= </math><span class=\"sfrac nowrap\"><span style=\"display:none;display:inline-block; vertical-align:top; text-align:center;\"><span style=\"display:block;padding:0 0.1em;\">'''⨋'''</span><span style=\"display:block; font-size:70%; line-height:1em;padding:0 0.1em;\"><span style=\"position:relative; line-height:1em; margin-top:-0.5em; top:-0.5em;\">''m,n''</span></span></span></span> <math>\\delta (W-W [|m \\rangle ; |n \\rangle ] ) p(|m \\rangle \\rightarrow |n \\rangle )</math>. (1.102)<br>In the latter equation the symbol '''⨋''' denotes that we have to sum over the discrete part of the eigenvalue spectrum and integrate over the continuous part.}}