Fix links in README and page index

Author: TymonKilich

README.md

@@ -16,10 +16,10 @@ a Computer Algebra System (CAS). If you're looking for a complete CAS, similar t
 [Symbolics.jl](https://github.com/JuliaSymbolics/Symbolics.jl). If you want to build a crazy CAS for your weird
 Octonian algebras, you've come to the right place.
 
-[Symbols in SymbolicUtils](https://juliasymbolics.github.io/SymbolicUtils.jl/#creating_symbolic_expressions) carry type information. Operations on them propagate this information. [A rule-based rewriting language](https://juliasymbolics.github.io/SymbolicUtils.jl/#rule-based_rewriting) can be used to find subexpressions that satisfy arbitrary conditions and apply arbitrary transformations on the matches. The library also contains a set of useful [simplification](https://juliasymbolics.github.io/SymbolicUtils.jl/#simplification) rules for expressions of numeric symbols and numbers. These can be remixed and extended for special purposes.
+[Symbols in SymbolicUtils](https://symbolicutils.juliasymbolics.org/#creating_symbolic_expressions) carry type information. Operations on them propagate this information. [A rule-based rewriting language](https://symbolicutils.juliasymbolics.org/rewrite/#rule-based_rewriting) can be used to find subexpressions that satisfy arbitrary conditions and apply arbitrary transformations on the matches. The library also contains a set of useful [simplification](https://juliasymbolics.github.io/SymbolicUtils.jl/#simplification) rules for expressions of numeric symbols and numbers. These can be remixed and extended for special purposes.
 
 
-If you are a Julia package develper in need of a rule rewriting system for your own types, have a look at the [interfacing guide](https://juliasymbolics.github.io/SymbolicUtils.jl/interface/).
+If you are a Julia package develper in need of a rule rewriting system for your own types, have a look at the [interfacing guide](https://symbolicutils.juliasymbolics.org/interface/).
 
 [**Go to the manual**](https://juliasymbolics.github.io/SymbolicUtils.jl/)
 

page/index.md

@@ -18,11 +18,11 @@ where appropriate -->
 **Features:**
 
 - Fast expressions
-- A [combinator library](#composing_rewriters) for making rewriters.
-- A [rule-based rewriting language](#rule-based_rewriting).
+- A [combinator library](/rewrite/#composing_rewriters) for making rewriters.
+- A [rule-based rewriting language](/rewrite/#rule-based_rewriting).
 - Type promotion:
-  - Symbols (`Sym`s) carry type information. ([read more](#symbolic_expressions))
-  - Compound expressions composed of `Sym`s propagate type information. ([read more](#symbolic_expressions))
+  - Symbols (`Sym`s) carry type information. ([read more](#creating_symbolic_expressions))
+  - Compound expressions composed of `Sym`s propagate type information. ([read more](#expression_interface))
 - Set of extendable [simplification rules](#simplification).