From c2ed416436139fb7c0ef821c335cc21535eda930 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=A8=8B=E5=B9=BF?= <chengg@dacentsoft.com>
Date: Wed, 31 Dec 2025 15:44:40 +0800
Subject: [PATCH] =?UTF-8?q?```=20feat(matrix):=20=E6=B7=BB=E5=8A=A0?=
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新增NewVector函数用于创建向量，新增Equal方法用于比较两个矩阵是否相等。
```
---
 matrix.go | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/matrix.go b/matrix.go
index 4c28431..34466c5 100644
--- a/matrix.go
+++ b/matrix.go
@@ -84,6 +84,8 @@ func NewOnes(shape []int) (*Matrix, error) {
 	}
 	return NewMatrix(data, shape)
 }
+
+// NewVector 创建一个向量
 func NewVector(data []float64) (*Matrix, error) {
 	return NewMatrix(data, []int{len(data), 1})
 }
@@ -239,6 +241,20 @@ func (m *Matrix) Scale(factor float64) *Matrix {
 	}
 }
 
+func (m *Matrix) Equal(other *Matrix) bool {
+	if m.shape[0] != other.shape[0] || m.shape[1] != other.shape[1] {
+		return false
+	}
+
+	for i := 0; i < m.size; i++ {
+		if m.data[i] != other.data[i] {
+			return false
+		}
+	}
+
+	return true
+}
+
 // Transpose 矩阵转置（仅支持2维矩阵）
 func (m *Matrix) Transpose() (*Matrix, error) {
 	if m.mdim != 2 {