From 3039aade295a11c20931f8095a785a2ee74d0833 Mon Sep 17 00:00:00 2001
From: Ad5001 <mail@ad5001.eu>
Date: Sun, 8 Oct 2023 16:24:16 +0200
Subject: [PATCH] Fixing some issues with infinity in domains.

---
 .../qml/eu/ad5001/LogarithmPlotter/js/expr-eval.js            | 3 ++-
 .../qml/eu/ad5001/LogarithmPlotter/js/math/domain.js          | 4 ++--
 .../qml/eu/ad5001/LogarithmPlotter/js/math/latex.js           | 4 ++--
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/expr-eval.js b/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/expr-eval.js
index 6417e83..fdd06eb 100644
--- a/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/expr-eval.js
+++ b/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/expr-eval.js
@@ -26,7 +26,8 @@ var ADDITIONAL_VARCHARS = [
   "ₕ","ₖ","ₗ","ₘ","ₙ","ₚ","ₛ",
   "ₜ","¹","²","³","⁴","⁵","⁶",
   "⁷","⁸","⁹","⁰","₁","₂","₃",
-  "₄","₅","₆","₇","₈","₉","₀"
+  "₄","₅","₆","₇","₈","₉","₀",
+  "∞"
 ]
 
 function Instruction(type, value) {
diff --git a/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/domain.js b/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/domain.js
index 25f04d2..3586bc0 100644
--- a/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/domain.js
+++ b/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/domain.js
@@ -437,8 +437,8 @@ class UnionDomain extends Domain {
     static import(frm) {
         var domains = frm.trim().split("∪")
         if(domains.length == 1) domains = frm.trim().split("U") // Fallback
-        var dom1 = parseDomain(domains.pop())
-        var dom2 = parseDomain(domains.join('∪'))
+        var dom2 = parseDomain(domains.pop())
+        var dom1 = parseDomain(domains.join('∪'))
         return dom1.union(dom2)
     }
 }
diff --git a/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/latex.js b/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/latex.js
index 39461fd..b52a19e 100644
--- a/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/latex.js
+++ b/LogarithmPlotter/qml/eu/ad5001/LogarithmPlotter/js/math/latex.js
@@ -114,7 +114,7 @@ function variable(vari, wrapIn$ = false) {
                         "ₜ","¹","²","³","⁴","⁵","⁶",
                         "⁷","⁸","⁹","⁰","₁","₂","₃",
                         "₄","₅","₆","₇","₈","₉","₀",
-                        "pi"]
+                        "pi", "∞"]
     let equivalchars = ["\\alpha","\\beta","\\gamma","\\delta","\\epsilon","\\zeta","\\eta",
                         "\\pi","\\theta","\\kappa","\\lambda","\\mu","\\xi","\\rho",
                         "\\sigma","\\sigma","\\tau","\\phi","\\chi","\\psi","\\omega",
@@ -124,7 +124,7 @@ function variable(vari, wrapIn$ = false) {
                         "{}_{t}","{}^{1}","{}^{2}","{}^{3}","{}^{4}","{}^{5}","{}^{6}",
                         "{}^{7}","{}^{8}","{}^{9}","{}^{0}","{}_{1}","{}_{2}","{}_{3}",
                         "{}_{4}","{}_{5}","{}_{6}","{}_{7}","{}_{8}","{}_{9}","{}_{0}",
-                        "\\pi"]
+                        "\\pi", "\\infty"]
     if(wrapIn$)
         for(let i = 0; i < unicodechars.length; i++) {
             if(vari.includes(unicodechars[i]))