diff --git a/README.md b/README.md
index db89901..f75bc11 100644
--- a/README.md
+++ b/README.md
@@ -91,7 +91,7 @@ Dot    :: (a: Vec3, b: Vec3): F32  ;; return a.x*b.x + a.y*b.y + a.z*b.z
 - [x] Synchronize generated C code with original source using line directives so that debuggers work
   - [x] Fix overshoots when debugger goes to brace in c code
 
-- [ ] Expressions
+- [x] Expressions
   - [x] Compounds with named fields and numbered fields
   - [x] Functions calls with named arguments
   - [x] All the standard binary, unary expressions
@@ -120,12 +120,16 @@ Dot    :: (a: Vec3, b: Vec3): F32  ;; return a.x*b.x + a.y*b.y + a.z*b.z
   - [ ] Assignment expressions?
 
 - [x] Conditional compilation, you can include files based on a pattern:
-  - "$os_multimedia.core" expands to "win32_multimedia.core" or "unix_multimedia.core" depending on the platform.
-  - [ ] Compiler should include "linux_something.core" and "unix_something.core" at the same time
+  - [x] "$os_multimedia.core" expands to "win32_multimedia.core" or "unix_multimedia.core" depending on the platform.
 
 - [ ] Platforms
+  - [x] Conditional compilation
   - [x] Windows
-  - [ ] Unix based
+  - [ ] Unix
+    - [ ] Paths
+    - [ ] Reading files
+    - [ ] Listing files
+    - [ ] Virtual memory
 
 - [ ] Language constructs
   - [x] Standard constructs like if, for loop etc.
diff --git a/modules/Math.core b/modules/Math.core
index 10d10d4..4478368 100644
--- a/modules/Math.core
+++ b/modules/Math.core
@@ -4,6 +4,7 @@ sinf  :: #foreign (value: F32): F32
 
 Vec2I  :: struct;; x: S64; y: S64
 Vec2   :: struct;; x: F32; y: F32
+
 "*"    :: (a: Vec2, b: Vec2): Vec2 ;; return {a.x*b.x, a.y*b.y}
 "*"    :: (a: Vec2, b: F32) : Vec2 ;; return {a.x*b, a.y*b}
 "*"    :: (a: F32, b: Vec2) : Vec2 ;; return {a*b.x, a*b.y}