diff --git a/package-lock.json b/package-lock.json
index 2c2aab7f..646d8c81 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -114,9 +114,9 @@
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     },
     "complex.js": {
-      "version": "2.0.11",
-      "resolved": "https://registry.npmjs.org/complex.js/-/complex.js-2.0.11.tgz",
-      "integrity": "sha512-6IArJLApNtdg1P1dFtn3dnyzoZBEF0MwMnrfF1exSBRpZYoy4yieMkpZhQDC0uwctw48vii0CFVyHfpgZ/DfGw=="
+      "version": "2.0.12",
+      "resolved": "https://registry.npmjs.org/complex.js/-/complex.js-2.0.12.tgz",
+      "integrity": "sha512-oQX99fwL6LrTVg82gDY1dIWXy6qZRnRL35N+YhIX0N7tSwsa0KFy6IEMHTNuCW4mP7FS7MEqZ/2I/afzYwPldw=="
     },
     "component-bind": {
       "version": "1.0.0",
@@ -165,9 +165,9 @@
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     "decimal.js": {
-      "version": "10.2.0",
-      "resolved": "https://registry.npmjs.org/decimal.js/-/decimal.js-10.2.0.tgz",
-      "integrity": "sha512-vDPw+rDgn3bZe1+F/pyEwb1oMG2XTlRVgAa6B4KccTEpYgF8w6eQllVbQcfIJnZyvzFtFpxnpGtx8dd7DJp/Rw=="
+      "version": "10.2.1",
+      "resolved": "https://registry.npmjs.org/decimal.js/-/decimal.js-10.2.1.tgz",
+      "integrity": "sha512-KaL7+6Fw6i5A2XSnsbhm/6B+NuEA7TZ4vqxnd5tXz9sbKtrN9Srj8ab4vKVdK8YAqZO9P1kg45Y6YLoduPf+kw=="
     },
     "define-properties": {
       "version": "1.1.3",
@@ -400,9 +400,9 @@
       "integrity": "sha1-mMI9qxF1ZXuMBXPozszZGw/xjIQ="
     },
     "fraction.js": {
-      "version": "4.0.12",
-      "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.0.12.tgz",
-      "integrity": "sha512-8Z1K0VTG4hzYY7kA/1sj4/r1/RWLBD3xwReT/RCrUCbzPszjNQCCsy3ktkU/eaEqX3MYa4pY37a52eiBlPMlhA=="
+      "version": "4.0.13",
+      "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.0.13.tgz",
+      "integrity": "sha512-E1fz2Xs9ltlUp+qbiyx9wmt2n9dRzPsS11Jtdb8D2o+cC7wr9xkkKsVKJuBX0ST+LVS+LhLO+SbLJNtfWcJvXA=="
     },
     "fresh": {
       "version": "0.5.2",
@@ -532,18 +532,18 @@
       "integrity": "sha512-ovGD9wE+wvudIIYxZGrRcZCxNyZ3Cl1N7Bzyp7/j4d/tA0BaUwcVM9bu0oZaSrefMiNwv6TwZ9X15gvZosteCQ=="
     },
     "mathjs": {
-      "version": "6.2.1",
-      "resolved": "https://registry.npmjs.org/mathjs/-/mathjs-6.2.1.tgz",
-      "integrity": "sha512-ySs/G6/d4FWvsnFiN7pkwO4svWVSMJnCXa57JSsE/VRBOFqUhK9ylILD9zb6i4cf6HLxTAQ4kJhQydelIsnPMA==",
+      "version": "7.5.1",
+      "resolved": "https://registry.npmjs.org/mathjs/-/mathjs-7.5.1.tgz",
+      "integrity": "sha512-H2q/Dq0qxBLMw+G84SSXmGqo/znihuxviGgAQwAcyeFLwK2HksvSGNx4f3dllZF51bWOnu2op60VZxH2Sb51Pw==",
       "requires": {
-        "complex.js": "2.0.11",
-        "decimal.js": "10.2.0",
-        "escape-latex": "1.2.0",
-        "fraction.js": "4.0.12",
-        "javascript-natural-sort": "0.7.1",
-        "seed-random": "2.2.0",
-        "tiny-emitter": "2.1.0",
-        "typed-function": "1.1.1"
+        "complex.js": "^2.0.11",
+        "decimal.js": "^10.2.1",
+        "escape-latex": "^1.2.0",
+        "fraction.js": "^4.0.12",
+        "javascript-natural-sort": "^0.7.1",
+        "seed-random": "^2.2.0",
+        "tiny-emitter": "^2.1.0",
+        "typed-function": "^2.0.0"
       }
     },
     "media-typer": {
@@ -959,9 +959,9 @@
       }
     },
     "typed-function": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/typed-function/-/typed-function-1.1.1.tgz",
-      "integrity": "sha512-RbN7MaTQBZLJYzDENHPA0nUmWT0Ex80KHItprrgbTPufYhIlTePvCXZxyQK7wgn19FW5bnuaBIKcBb5mRWjB1Q=="
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/typed-function/-/typed-function-2.0.0.tgz",
+      "integrity": "sha512-Hhy1Iwo/e4AtLZNK10ewVVcP2UEs408DS35ubP825w/YgSBK1KVLwALvvIG4yX75QJrxjCpcWkzkVRB0BwwYlA=="
     },
     "typescript": {
       "version": "3.6.3",
diff --git a/package.json b/package.json
index bd2bc5d5..d1a2a2c6 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "express": "^4.15.2",
     "expression-eval": "^2.0.0",
     "fs": "0.0.1-security",
-    "mathjs": "^6.2.1",
+    "mathjs": "^7.5.1",
     "readline": "^1.3.0",
     "require-all": "^3.0.0",
     "socket.io": "^2.0.3",