This site describes solve-engine as it is on main: 2.43.0, which npm does not have yet. npm installs 2.40.0, so a page may show an answer that version does not give yet.
IVector2
Defined in: packages/engine/src/packages/vector/IVector2.ts:2
A 2-component vector value, as produced by vec2(x, y).
Properties
Section titled “Properties”x: number;Defined in: packages/engine/src/packages/vector/IVector2.ts:3
y: number;Defined in: packages/engine/src/packages/vector/IVector2.ts:4