From 00ef826dd38775b332bc1ad6aa7864bf16bbfb4d Mon Sep 17 00:00:00 2001
From: Jukka Aho <ahojukka5@gmail.com>
Date: Sat, 9 May 2026 17:00:47 +0300
Subject: [PATCH] refactor(elements): remove legacy elements_lagrange.jl
 definitions

Delete obsolete Lagrange element helpers superseded by topology/basis templates.
---
 src/elements/elements_lagrange.jl | 58 -------------------------------
 1 file changed, 58 deletions(-)
 delete mode 100644 src/elements/elements_lagrange.jl

diff --git a/src/elements/elements_lagrange.jl b/src/elements/elements_lagrange.jl
deleted file mode 100644
index 6ee3563..0000000
--- a/src/elements/elements_lagrange.jl
+++ /dev/null
@@ -1,58 +0,0 @@
-# This file is a part of JuliaFEM.
-# License is MIT: see https://github.com/JuliaFEM/FEMBase.jl/blob/master/LICENSE
-
-# Poi1: 0D point element (single node, no parametric coordinates)
-struct Poi1 <: AbstractBasis end
-
-# nnodes for Poi1
-nnodes(::Type{Poi1}) = 1
-nnodes(::Poi1) = 1
-
-function get_basis(::E, ::Any, ::Any) where E<:AbstractElement{M,Poi1} where M
-    return [1]
-end
-
-function get_dbasis(::E, ::Any, ::Any) where E<:AbstractElement{M,Poi1} where M
-    return [0]
-end
-
-function (::Element{M,Poi1})(::Any, ::Float64, ::Type{Val{:detJ}}) where M
-    return 1.0
-end
-
-function get_integration_order(::Poi1)
-    return 1
-end
-
-function get_integration_points(::Poi1, ::Int)
-    return [(1.0, (0.0,))]
-end
-
-function size(::Type{Poi1})
-    return (0, 1)
-end
-
-function length(::Type{Poi1})
-    return 1
-end
-
-function get_reference_element_coordinates(::Type{Poi1})
-    Vector{Float64}[[0.0]]
-end
-
-function inside(::Union{Type{Seg2},Type{Seg3},Type{Quad4},
-        Type{Quad8},Type{Quad9},Type{Pyr5},
-        Type{Hex8},Type{Hex20},
-        Type{Hex27}}, xi)
-    return all(-1.0 .<= xi .<= 1.0)
-end
-
-function inside(::Union{Type{Tri3},Type{Tri6},Type{Tri7},
-        Type{Tet4},Type{Tet10}}, xi)
-    return all(xi .>= 0.0) && (sum(xi) <= 1.0)
-end
-
-function get_reference_coordinates(::E) where E<:AbstractElement{M,B} where {M,B}
-    return get_reference_element_coordinates(B)
-end
-