diff --git a/public/js/main.js b/public/js/main.js
index bb5e4a0..1bcc2f9 100644
--- a/public/js/main.js
+++ b/public/js/main.js
@@ -36,165 +36,170 @@ const get_const = (letters = Array) => {
                 const_data.push(0.373955 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Artin%27s_conjecture_on_primitive_roots"
-                }
+                };
                 break;
             case "b":
                 const_data.push(1.456074 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Backhouse%27s_constant"
-                }
+                };
                 break;
             case "c":
                 const_data.push(1.46707807943397547289 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Porter%27s_constant"
-                }
+                };
                 break;
-            /* case "d":
-                const_data.push(x ** position);
+            case "d":
+                const_data.push(0.73908513321516064165 ** position);
                 const_infos[letter] = {
-                    "wikipedia": ""
-                }
-                break; */
+                    "wikipedia": "https://en.wikipedia.org/wiki/Dottie_number"
+                };
+                break;
             case "e":
                 const_data.push(1.606695 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Erd%C5%91s%E2%80%93Borwein_constant"
-                }
+                };
                 break;
             case "f":
                 const_data.push(2.807770 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Frans%C3%A9n%E2%80%93Robinson_constant"
-                }
+                };
                 break;
             case "g":
                 const_data.push(0.834626 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Gauss%27s_constant"
-                }
+                };
                 break;
             /* case "h":
                 const_data.push(x ** position);
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 break; */
             /* case "i":
                 const_data.push(x ** position);
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 break; */
             /* case "j":
                 const_data.push(x ** position);
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 break; */
             case "k":
                 const_data.push(0.764223 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Landau%E2%80%93Ramanujan_constant"
-                }
+                };
                 break;
             case "l":
                 const_data.push(0.97027011439203392574 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Lochs%27s_theorem"
-                }
+                };
                 break;
             case "m":
                 const_data.push(0.261497 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Meissel%E2%80%93Mertens_constant"
-                }
+                };
                 break;
             /* case "n":
                 const_data.push(x ** position);
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 break; */
             /* case "o":
                 const_data.push(x ** position);
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 break; */
             case "p":
                 const_data.push(2.29558714939263807403 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/Universal_parabolic_constant"
-                }
+                };
                 break;
-            /* case "q":
-                const_data.push(x ** position);
+            case "q":
+                const_data.push(0.28878809508660242127 ** position); // فلاجوليت وريتشموند
                 const_infos[letter] = {
-                    "wikipedia": ""
-                }
-                break; */
-            /* case "r":
-                const_data.push(x ** position);
+                    "oeis": "https://oeis.org/A048651",
+                    "name": "Decimal expansion of Product {k >= 1} (1 - 1/2^k)."
+                };
+                break;
+            case "r":
+                const_data.push(1.75793275661800453270 ** position);
                 const_infos[letter] = {
-                    "wikipedia": ""
-                }
-                break; */
+                    "oeis": "https://oeis.org/A072449",
+                    "name": "Kasner number"
+                };
+                break;
             case "s":
                 const_data.push(0.18785964246206712024 ** position);
                 const_infos[letter] = {
                     "wikipedia": "https://en.wikipedia.org/wiki/MRB_constant"
-                }
+                };
                 break;
-            /* case "t":
-                const_data.push(x ** position);
+            case "t":
+                const_data.push(1.92756197548292530426 ** position);
                 const_infos[letter] = {
-                    "wikipedia": ""
-                }
-                break; */
-            /* case "u":
-                const_data.push(x ** position);
+                    "oeis": "https://oeis.org/A086088",
+                    "name": "Decimal expansion of the limit of the ratio of consecutive terms in the tetranacci sequence"
+                };
+                break;
+            case "u":
+                const_data.push(1.84775906502257351225 ** position);
                 const_infos[letter] = {
-                    "wikipedia": ""
-                }
-                break; */
+                    "wikipedia": "https://en.wikipedia.org/wiki/Self-avoiding_walk"
+                };
+                break;
             /* case "v":
                 const_data.push(x ** position);
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 break; */
-            /* case "w":
-                const_data.push(x ** position);
+            case "w":
+                const_data.push(2.09455148154232659148 ** position);
                 const_infos[letter] = {
-                    "wikipedia": ""
-                }
-                break; */
+                    "wikipedia": "https://en.wikipedia.org/wiki/John_Wallis#Contributions_to_mathematics",
+                    "oeis": "https://oeis.org/A007493",
+                    "name": "Decimal expansion of Wallis' number, the real root of x^3 - 2*x - 5"
+                };
+                break;
             /* case "x":
                 const_data.push(x ** position);
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 break; */
-            /* case "":
+            /* case "y":
                 const_data.push(x ** position);
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 break; */
             /* case "z":
                 const_data.push(x ** position);
                 const_infos[letter] = {
                     "wikipedia": ""
-                }
+                };
                 break; */
 
             default: // By default, equals to 1
                 const_data.push(1);
-        }
+        };
     });
 
     // Multiply all the constants together