Equation 33 · Part 1 · The Real Economics of Shipping a Model to a Device

Symbol c_d

c_{d}

c_{d}

What this part means

$c_d$ is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.

Its job in the formula

$c_d$ is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.

Full expressionSymbol c_dArticle meaning

The passage around this formula

…they describe different positions in the same equation from different vantage points, and the disagreement worth naming is about which term each party has the strongest incentive to foreground. A chip vendor foregrounds $c_{d}$ against $c_{\mathrm{cloud}}$ . A model vendor selling API access to multiple sizes foregrounds the existence of a genuine quality-cost curve rather than a single right answer. A platform vendor foregrounds who pays $C_{\mathrm{dev}}$ and U rather than whether they are paid at all. DeepSeek’s own…

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Learn the underlying idea

A subscript is a label attached below a symbol. It often selects a time step, component, category, or member of a sequence.

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Sources cited in the surrounding passage

[5] DeepSeek-V3 Technical Report ↗

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