From 618c8a6325d16720bcebb309d6f3a97372a486cd Mon Sep 17 00:00:00 2001
From: Ateng-labrador <arlantengga8@gmail.com>
Date: Fri, 31 Jul 2026 20:40:41 +0700
Subject: [PATCH] feat: add new algorithms

---
 src/matrix/matrix_special.jl | 78 ++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 src/matrix/matrix_special.jl

diff --git a/src/matrix/matrix_special.jl b/src/matrix/matrix_special.jl
new file mode 100644
index 00000000..abfb49d6
--- /dev/null
+++ b/src/matrix/matrix_special.jl
@@ -0,0 +1,78 @@
+"""
+    hankel(A, b = 1)
+Make a hankel matrix
+
+# Arguments:
+- A : Size of matrix
+
+# Example
+```julia
+hankel(5)
+```
+# Contributors:
+- [Ateng-labrador](https://github.com/Ateng-labrador)
+"""
+function hankel(A, b = 1)
+    res = []
+    for i = b:A
+        row = []
+        for j = b:A
+            push!(row, i + j - 1)
+        end
+        push!(res, row)
+    end
+    return res
+end
+
+
+"""
+    toeplite(A, b = 1)
+Make a toeplite matrix
+
+# Arguments:
+- A : Size of matrix
+
+# Example
+```julia
+toeplite(3)
+```
+# Contributors:
+- [Ateng-labrador](https://github.com/Ateng-labrador)
+""" 
+function toeplite(A, b = 1)
+    res = []
+    for i=b:A
+        row = []
+        for j=b:A
+            push!(row, i - j)
+        end
+        push!(res, row)
+    end
+    return res
+end
+
+"""
+    hilbert(A, b = 1)
+Make a hilbert matrix
+
+# Arguments:
+- A : Size of matrix
+
+# Example
+```julia
+hilbert(4)
+```
+# Contributors:
+- [Ateng-labrador](https://github.com/Ateng-labrador)
+"""
+function hilbert(A, b = 1)
+    res = []
+    for i=b:A
+        row = []
+        for j=b:A
+            push!(row, 1 / (i+j-1))
+        end
+        push!(res, row)
+    end
+    return res
+end