Add \plim (#1952)

* Add \plim

* tweak position of argmin and plim in support table

docs/support_table.md

@@ -799,6 +799,7 @@ table td {
 |\pi|$\pi$||
 |{picture}|<span style="color:firebrick;">Not supported</span>||
 |\pitchfork|$\pitchfork$||
+|\plim|$\plim$||
 |\plusmn|$\plusmn$||
 |\pm|$\pm$||
 |\pmatrix|<span style="color:firebrick;">Not supported</span>|See `{pmatrix}`|

docs/supported.md

@@ -110,7 +110,7 @@ The `{array}` environment does not yet support `\cline` or `\multicolumn`.
 
 **Greek Letters**
 
-Direct Input: $Α Β Γ Δ Ε Ζ Η Θ Ι \allowbreak Κ Λ Μ Ν Ξ Ο Π Ρ Σ Τ Υ Φ Χ Ψ Ω$  
+Direct Input: $Α Β Γ Δ Ε Ζ Η Θ Ι \allowbreak Κ Λ Μ Ν Ξ Ο Π Ρ Σ Τ Υ Φ Χ Ψ Ω$
 $\allowbreak α β γ δ ϵ ζ η θ ι κ λ μ ν ξ o π \allowbreak ρ σ τ υ ϕ χ ψ ω ε ϑ ϖ ϱ ς φ$
 
 |||||
@@ -358,7 +358,7 @@ Direct Input: $+ - / * ⋅ ± × ÷ ∓ ∔ ∧ ∨ ∩ ∪ ≀ ⊎ ⊓ ⊔ ⊕
 | $\cosec$ `\cosec`  | $\hom$ `\hom`  | $\tg$ `\tg`  | $\Pr$ `\Pr`  |
 | $\cosh$ `\cosh`| $\ker$ `\ker`  | $\th$ `\th`  | $\sup$ `\sup` |
 | $\cot$ `\cot` | $\lg$ `\lg`| $\operatorname{f}$ `\operatorname{f}` | $\argmax$ `\argmax` |
-|$\argmin$ `\argmin`|
+| $\argmin$ `\argmin`| $\plim$ `\plim` |
 
 Functions on the right column of this table can take `\limits`.
 

src/macros.js

@@ -944,6 +944,7 @@ defineMacro("\\Zeta", "\\mathrm{Z}");
 
 defineMacro("\\argmin", "\\DOTSB\\mathop{\\operatorname{arg\\,min}}\\limits");
 defineMacro("\\argmax", "\\DOTSB\\mathop{\\operatorname{arg\\,max}}\\limits");
+defineMacro("\\plim", "\\DOTSB\\mathop{\\operatorname{plim}}\\limits");
 
 // Custom Khan Academy colors, should be moved to an optional package
 defineMacro("\\blue", "\\textcolor{##6495ed}{#1}");

test/katex-spec.js

@@ -3198,6 +3198,10 @@ describe("A macro expander", function() {
         expect`\liminf`.toParseLike`\mathop{\operatorname{lim\,inf}}\limits`;
     });
 
+    it("should expand \\plim as expected", () => {
+        expect`\plim`.toParseLike`\mathop{\operatorname{plim}}\limits`;
+    });
+
     it("should expand \\argmin as expected", () => {
         expect`\argmin`.toParseLike`\mathop{\operatorname{arg\,min}}\limits`;
     });