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// Test matrix alignment math.
---
// Test alternating alignment in a vector.
$ vec(
"a" & "a a a" & "a a",
"a a" & "a a" & "a",
"a a a" & "a" & "a a a",
) $
---
// Test alternating explicit alignment in a matrix.
$ mat(
"a" & "a a a" & "a a";
"a a" & "a a" & "a";
"a a a" & "a" & "a a a";
) $
---
// Test alignment in a matrix.
$ mat(
"a", "a a a", "a a";
"a a", "a a", "a";
"a a a", "a", "a a a";
) $
---
// Test explicit left alignment in a matrix.
$ mat(
&"a", &"a a a", &"a a";
&"a a", &"a a", &"a";
&"a a a", &"a", &"a a a";
) $
---
// Test explicit right alignment in a matrix.
$ mat(
"a"&, "a a a"&, "a a"&;
"a a"&, "a a"&, "a"&;
"a a a"&, "a"&, "a a a"&;
) $
---
// Test #460 equations.
$ mat(&a+b,c;&d, e) $
$ mat(&a+b&,c;&d&, e) $
$ mat(&&&a+b,c;&&&d, e) $
$ mat(.&a+b&.,c;.....&d&....., e) $
---
// Test #454 equations.
$ mat(-1, 1, 1; 1, -1, 1; 1, 1, -1) $
$ mat(-1&, 1&, 1&; 1&, -1&, 1&; 1&, 1&, -1&) $
$ mat(-1&, 1&, 1&; 1, -1, 1; 1, 1, -1) $
$ mat(&-1, &1, &1; 1, -1, 1; 1, 1, -1) $
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