diff --git a/package.json b/package.json
index f366c89..a09b25d 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "function-plot": "^1.19.1",
     "imports-loader": "^0.8.0",
     "katex": "^0.10.2",
-    "mathjs": "^6.0.3",
+    "mathjs": "^7.5.1",
     "react-quill": "^1.3.3"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index c387a0c..c582a44 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -54,10 +54,10 @@ commander@2, commander@^2.19.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
   integrity sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ==
 
-complex.js@2.0.11:
-  version "2.0.11"
-  resolved "https://registry.yarnpkg.com/complex.js/-/complex.js-2.0.11.tgz#09a873fbf15ffd8c18c9c2201ccef425c32b8bf1"
-  integrity sha512-6IArJLApNtdg1P1dFtn3dnyzoZBEF0MwMnrfF1exSBRpZYoy4yieMkpZhQDC0uwctw48vii0CFVyHfpgZ/DfGw==
+complex.js@^2.0.11:
+  version "2.0.12"
+  resolved "https://registry.yarnpkg.com/complex.js/-/complex.js-2.0.12.tgz#fa4df97d8928e5f7b6a86b35bdeecc3a3eda8a22"
+  integrity sha512-oQX99fwL6LrTVg82gDY1dIWXy6qZRnRL35N+YhIX0N7tSwsa0KFy6IEMHTNuCW4mP7FS7MEqZ/2I/afzYwPldw==
 
 core-js@^1.0.0:
   version "1.2.7"
@@ -326,10 +326,10 @@ d3@^5.9.7:
     d3-voronoi "1"
     d3-zoom "1"
 
-decimal.js@10.2.0:
-  version "10.2.0"
-  resolved "https://registry.yarnpkg.com/decimal.js/-/decimal.js-10.2.0.tgz#39466113a9e036111d02f82489b5fd6b0b5ed231"
-  integrity sha512-vDPw+rDgn3bZe1+F/pyEwb1oMG2XTlRVgAa6B4KccTEpYgF8w6eQllVbQcfIJnZyvzFtFpxnpGtx8dd7DJp/Rw==
+decimal.js@^10.2.1:
+  version "10.2.1"
+  resolved "https://registry.yarnpkg.com/decimal.js/-/decimal.js-10.2.1.tgz#238ae7b0f0c793d3e3cea410108b35a2c01426a3"
+  integrity sha512-KaL7+6Fw6i5A2XSnsbhm/6B+NuEA7TZ4vqxnd5tXz9sbKtrN9Srj8ab4vKVdK8YAqZO9P1kg45Y6YLoduPf+kw==
 
 deep-equal@^1.0.1:
   version "1.0.1"
@@ -353,7 +353,7 @@ encoding@^0.1.11:
   dependencies:
     iconv-lite "~0.4.13"
 
-escape-latex@1.2.0:
+escape-latex@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/escape-latex/-/escape-latex-1.2.0.tgz#07c03818cf7dac250cce517f4fda1b001ef2bca1"
   integrity sha512-nV5aVWW1K0wEiUIEdZ4erkGGH8mDxGyxSeqPzRNtWP7ataw+/olFObw7hujFWlVjNsaDFw5VZ5NzVSIqRgfTiw==
@@ -386,10 +386,10 @@ fbjs@^0.8.9:
     setimmediate "^1.0.5"
     ua-parser-js "^0.7.18"
 
-fraction.js@4.0.12:
-  version "4.0.12"
-  resolved "https://registry.yarnpkg.com/fraction.js/-/fraction.js-4.0.12.tgz#0526d47c65a5fb4854df78bc77f7bec708d7b8c3"
-  integrity sha512-8Z1K0VTG4hzYY7kA/1sj4/r1/RWLBD3xwReT/RCrUCbzPszjNQCCsy3ktkU/eaEqX3MYa4pY37a52eiBlPMlhA==
+fraction.js@^4.0.12:
+  version "4.0.13"
+  resolved "https://registry.yarnpkg.com/fraction.js/-/fraction.js-4.0.13.tgz#3c1c315fa16b35c85fffa95725a36fa729c69dfe"
+  integrity sha512-E1fz2Xs9ltlUp+qbiyx9wmt2n9dRzPsS11Jtdb8D2o+cC7wr9xkkKsVKJuBX0ST+LVS+LhLO+SbLJNtfWcJvXA==
 
 function-plot@^1.19.1:
   version "1.19.1"
@@ -478,7 +478,7 @@ isomorphic-fetch@^2.1.1:
     node-fetch "^1.0.1"
     whatwg-fetch ">=0.10.0"
 
-javascript-natural-sort@0.7.1:
+javascript-natural-sort@^0.7.1:
   version "0.7.1"
   resolved "https://registry.yarnpkg.com/javascript-natural-sort/-/javascript-natural-sort-0.7.1.tgz#f9e2303d4507f6d74355a73664d1440fb5a0ef59"
   integrity sha1-+eIwPUUH9tdDVac2ZNFED7Wg71k=
@@ -571,19 +571,19 @@ math-codegen@^0.3.5:
     extend "^3.0.0"
     mr-parser "^0.2.1"
 
-mathjs@^6.0.3:
-  version "6.0.3"
-  resolved "https://registry.yarnpkg.com/mathjs/-/mathjs-6.0.3.tgz#3d9e4a8ace012fa3c2078bb3ca1237374fa03136"
-  integrity sha512-BkXSjaWg0Dkwf6S3Cs7bLorei96ltYtCxNoTaLCZcH7OK+T+RgpobH86bTKD9oRI1hABXfuom/vf/RGI9CTfHA==
+mathjs@^7.5.1:
+  version "7.5.1"
+  resolved "https://registry.yarnpkg.com/mathjs/-/mathjs-7.5.1.tgz#eb125295310a99ddcaf6145c47b09aab36e48274"
+  integrity sha512-H2q/Dq0qxBLMw+G84SSXmGqo/znihuxviGgAQwAcyeFLwK2HksvSGNx4f3dllZF51bWOnu2op60VZxH2Sb51Pw==
   dependencies:
-    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 "1.1.0"
+    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"
 
 max-safe-integer@^1.0.0:
   version "1.0.1"
@@ -700,7 +700,7 @@ rw@1:
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
   integrity sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==
 
-seed-random@2.2.0:
+seed-random@^2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/seed-random/-/seed-random-2.2.0.tgz#2a9b19e250a817099231a5b99a4daf80b7fbed54"
   integrity sha1-KpsZ4lCoFwmSMaW5mk2vgLf77VQ=
@@ -715,15 +715,15 @@ source-map@^0.6.1:
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
   integrity sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==
 
-tiny-emitter@2.1.0:
+tiny-emitter@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/tiny-emitter/-/tiny-emitter-2.1.0.tgz#1d1a56edfc51c43e863cbb5382a72330e3555423"
   integrity sha512-NB6Dk1A9xgQPMoGqC5CVXn123gWyte215ONT5Pp5a0yt4nlEoO1ZWeCwpncaekPHXO60i47ihFnZPiRPjRMq4Q==
 
-typed-function@1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/typed-function/-/typed-function-1.1.0.tgz#ea149706e0fb42aca1791c053a6d94ccd6c4fdcb"
-  integrity sha512-TuQzwiT4DDg19beHam3E66oRXhyqlyfgjHB/5fcvsRXbfmWPJfto9B4a0TBdTrQAPGlGmXh/k7iUI+WsObgORA==
+typed-function@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/typed-function/-/typed-function-2.0.0.tgz#15ab3825845138a8b1113bd89e60cd6a435739e8"
+  integrity sha512-Hhy1Iwo/e4AtLZNK10ewVVcP2UEs408DS35ubP825w/YgSBK1KVLwALvvIG4yX75QJrxjCpcWkzkVRB0BwwYlA==
 
 typedarray@0.0.6:
   version "0.0.6"