typst/tests/typ/math/matrix.typ

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// Test vectors, matrices, and cases.
---
$ v = vec(1, 2+3, 4) $
---
$ binom(n, 1) = 1/2 n (n-1) $
---
#set math.vec(delim: "|")
$ vec(1, 2) $
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$ f(x, y) := cases(
1 "if" (x dot y)/2 <= 0,
2 "if" x in NN,
3 "if" x "is even",
4 "else",
) $
---
// Error: 22-25 expected "(", "[", "{", "|", or "||"
#set math.vec(delim: "%")
---
// Error: 8-13 missing argument: lower index
$ binom(x^2) $