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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cesum | Structured version Visualization version GIF version | ||
| Description: Extend class notation to include infinite summations. | 
| Ref | Expression | 
|---|---|
| cA | class 𝐴 | 
| cB | class 𝐵 | 
| vk | setvar 𝑘 | 
| Ref | Expression | 
|---|---|
| cesum | class Σ*𝑘 ∈ 𝐴𝐵 | 
| Colors of variables: wff setvar class | 
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