← Back to article

Equation 25 · How a Model Actually Gets Small Enough to Run on a Phone

What does this equation mean?

z=0z=0

Read the formula alongside the article passage below. Each part has a deeper page with its role in the equation, the supporting passage and nearby citations.

Inputs and operations0
Result or conditionz
How to read the two sides of this formula. Follow the article passage for the meaning of each quantity.

This equation states an equality: the expressions on both sides have the same value under the article’s assumptions. Read the equation part by part below; each part has a contextual explanation and a link to its mathematical background.

Read it piece by piece

zz

Symbol z

the scale s and a zero-point.

Understand this part →

=

=

The expressions on both sides represent the same quantity under the stated assumptions.

Understand this part →

See an illustrated explanation →

How to interpret it

Read it with the definitions, units, and assumptions supplied by the article.

What the article says around this equation

For weights, a common simplification is symmetric quantization around zero, with z=0 and the scale set directly by the largest magnitude present:

Read the equation in its article →

Sources cited in the article section

These citations give research context. Read each source to check which claims it supports.

Return to How a Model Actually Gets Small Enough to Run on a Phone

See this formula across 1 published context →

Browse the mathematical compendium →