initial commit

.gitignore

@@ -0,0 +1,2 @@
+/build
+/lake-packages/*

CommAlg.lean

@@ -0,0 +1 @@
+def hello := "world"

lake-manifest.json

@@ -0,0 +1,33 @@
+{"version": 4,
+ "packagesDir": "lake-packages",
+ "packages":
+ [{"git":
+   {"url": "https://github.com/EdAyers/ProofWidgets4",
+    "subDir?": null,
+    "rev": "c43db94a8f495dad37829e9d7ad65483d68c86b8",
+    "name": "proofwidgets",
+    "inputRev?": "v0.0.11"}},
+  {"git":
+   {"url": "https://github.com/leanprover-community/mathlib4.git",
+    "subDir?": null,
+    "rev": "708e9902d89d156ad45651c7e51cf77a51bb6b67",
+    "name": "mathlib",
+    "inputRev?": null}},
+  {"git":
+   {"url": "https://github.com/gebner/quote4",
+    "subDir?": null,
+    "rev": "c71f94e34c1cda52eef5c93dc9da409ab2727420",
+    "name": "Qq",
+    "inputRev?": "master"}},
+  {"git":
+   {"url": "https://github.com/JLimperg/aesop",
+    "subDir?": null,
+    "rev": "ca73109cc40837bc61df8024c9016da4b4f99d4c",
+    "name": "aesop",
+    "inputRev?": "master"}},
+  {"git":
+   {"url": "https://github.com/leanprover/std4",
+    "subDir?": null,
+    "rev": "d5471b83378e8ace4845f9a029af92f8b0cf10cb",
+    "name": "std",
+    "inputRev?": "main"}}]}

lakefile.lean

@@ -0,0 +1,14 @@
+import Lake
+open Lake DSL
+
+package «comm_alg» {
+  -- add any package configuration options here
+}
+
+require mathlib from git
+  "https://github.com/leanprover-community/mathlib4.git"
+
+@[default_target]
+lean_lib «CommAlg» {
+  -- add any library configuration options here
+}

lean-toolchain

@@ -0,0 +1 @@
+leanprover/lean4:nightly-2023-06-07