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## Main Question or Discussion Point

What does the semicolon mean in the notation for a function like G(r1, r2; z) ?

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- Thread starter Swamp Thing
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- #1

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What does the semicolon mean in the notation for a function like G(r1, r2; z) ?

- #2

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In what context is this ? Can you link to the original source ?

- #3

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[1] Equation 3.1 here : https://www.math.washington.edu/~morrow/336_11/papers/jeff.pdfIn what context is this ? Can you link to the original source ?

[2] Expression ##\phi(x; E)## near the bottom of page 2 in these lecture notes : http://ocw.mit.edu/courses/physics/8-04-quantum-physics-i-spring-2013/lecture-notes/MIT8_04S13_Lec08.pdf

- #4

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Let's wait for one of the experts here to confirm or correct this, though.

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Thanks !