diff --git a/ablescript/src/variables.rs b/ablescript/src/variables.rs
index ffe4cbf..a6e4848 100644
--- a/ablescript/src/variables.rs
+++ b/ablescript/src/variables.rs
@@ -118,20 +118,6 @@ impl Value {
                     tape_len,
                 } => (instructions.len() + tape_len) as _,
                 Functio::Able { params, body } => (params.len() + format!("{:?}", body).len()) as _,
-                Functio::Chain { functios, kind } => {
-                    let (lhs, rhs) = *functios;
-                    match kind {
-                        FunctioChainKind::Ordered => {
-                            Value::Int(Value::Functio(lhs).into_i32())
-                                + Value::Int(Value::Functio(rhs).into_i32())
-                        }
-                        FunctioChainKind::Interlaced => {
-                            Value::Int(Value::Functio(lhs).into_i32())
-                                * Value::Int(Value::Functio(rhs).into_i32())
-                        }
-                    }
-                    .into_i32()
-                }
                 Functio::Eval(s) => s.len() as _,
             },
             Value::Int(i) => i,
@@ -566,7 +552,38 @@ impl ops::Div for Value {
             })),
             Value::Bool(b) => Value::Bool(!b || rhs.into_bool()),
             Value::Abool(_) => !self + rhs,
-            Value::Functio(_) => todo!(),
+            Value::Functio(f) => {
+                let fraction = 1.0 / rhs.into_i32() as f64;
+                Value::Functio(match f {
+                    Functio::Bf {
+                        instructions,
+                        tape_len,
+                    } => {
+                        let len = instructions.len();
+                        Functio::Bf {
+                            instructions: instructions
+                                .into_iter()
+                                .take((len as f64 * fraction) as usize)
+                                .collect(),
+                            tape_len,
+                        }
+                    }
+                    Functio::Able { params, body } => {
+                        let len = body.len();
+                        Functio::Able {
+                            params,
+                            body: body
+                                .into_iter()
+                                .take((len as f64 * fraction) as usize)
+                                .collect(),
+                        }
+                    }
+                    Functio::Eval(s) => {
+                        let len = s.len();
+                        Functio::Eval(s.chars().take((len as f64 * fraction) as usize).collect())
+                    }
+                })
+            }
             Value::Cart(c) => {
                 let cart_len = c.len();
                 let chunk_len = rhs.into_i32() as usize;