diff --git a/src/shape_functions.jl b/src/shape_functions.jl
index f035904..adc0e66 100644
--- a/src/shape_functions.jl
+++ b/src/shape_functions.jl
@@ -1,19 +1,3 @@
-function C2D4(ξ::Float64, η::Float64)
-     values::Array{Float64, 1} = [(1 - ξ) * (1 - η),
-                                  ξ * (1 - η),
-                                  ξ * η,
-                                  (1 - ξ) * η]
-    return values
-end
-
-function C3D8(ξ::Float64, η::Float64, μ::Float64)
-    values::Array{Float64, 1} = 1 / 8 * [(1 - ξ) * (1 - η) * (1 - μ),
-                                         (1 + ξ) * (1 - η) * (1 - μ),
-                                         (1 + ξ) * (1 + η) * (1 - μ),
-                                         (1 - ξ) * (1 + η) * (1 - μ),
-                                         (1 - ξ) * (1 - η) * (1 + μ),
-                                         (1 + ξ) * (1 - η) * (1 + μ),
-                                         (1 + ξ) * (1 + η) * (1 + μ),
-                                         (1 - ξ) * (1 + η) * (1 + μ)]
-    return values
+function test(a)
+     return a*2
 end