remise en place dep. MathJax (mode dev, plugin equation)

package-lock.json

@@ -11,6 +11,7 @@
       "dependencies": {
         "babel-polyfill": "^6.26.0",
         "bootstrap": "^5.0.2",
+        "mathjax": "^3.2.0",
         "openseadragon": "^3.0.0",
         "popper.js": "^1.14.7"
       }
@@ -68,6 +69,11 @@
       "deprecated": "core-js@<3.3 is no longer maintained and not recommended for usage due to the number of issues. Because of the V8 engine whims, feature detection in old core-js versions could cause a slowdown up to 100x even if nothing is polyfilled. Please, upgrade your dependencies to the actual version of core-js.",
       "hasInstallScript": true
     },
+    "node_modules/mathjax": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/mathjax/-/mathjax-3.2.0.tgz",
+      "integrity": "sha512-PL+rdYRK4Wxif+SQ94zP/L0sv6/oW/1WdQiIx0Jvn9FZaU5W9E6nlIv8liYAXBNPL2Fw/i+o/mZ1212eSzn0Cw=="
+    },
     "node_modules/openseadragon": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/openseadragon/-/openseadragon-3.0.0.tgz",
@@ -136,6 +142,11 @@
       "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.11.tgz",
       "integrity": "sha512-5wjnpaT/3dV+XB4borEsnAYQchn00XSgTAWKDkEqv+K8KevjbzmofK6hfJ9TZIlpj2N0xQpazy7PiRQiWHqzWg=="
     },
+    "mathjax": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/mathjax/-/mathjax-3.2.0.tgz",
+      "integrity": "sha512-PL+rdYRK4Wxif+SQ94zP/L0sv6/oW/1WdQiIx0Jvn9FZaU5W9E6nlIv8liYAXBNPL2Fw/i+o/mZ1212eSzn0Cw=="
+    },
     "openseadragon": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/openseadragon/-/openseadragon-3.0.0.tgz",

package.json

@@ -9,6 +9,7 @@
   "dependencies": {
     "babel-polyfill": "^6.26.0",
     "bootstrap": "^5.0.2",
+    "mathjax": "^3.2.0",
     "openseadragon": "^3.0.0",
     "popper.js": "^1.14.7"
   }