1 files changed, 33 insertions, 0 deletions

diff --git a/main.go b/main.go
new file mode 100644
index 0000000..9e19d35
--- /dev/null
+++ b/main.go
@@ -0,0 +1,33 @@
+package main
+
+import "fmt"
+
+func main() {
+        fmt.Println("=== secp256k1 from scratch ===")
+        fmt.Println()
+
+        // Test field arithmetic with small numbers first
+        fmt.Println("Testing field arithmetic:")
+
+        a := NewFieldElementFromInt64(7)
+        b := NewFieldElementFromInt64(5)
+
+        fmt.Printf("a = %d\n", 7)
+        fmt.Printf("b = %d\n", 5)
+        fmt.Printf("a + b = %s (should end in ...c)\n", a.Add(b).String())
+        fmt.Printf("a - b = %s (should end in ...2)\n", a.Sub(b).String())
+        fmt.Printf("a * b = %s (should end in ...23, which is 35)\n", a.Mul(b).String())
+
+        // Test division: 10 / 5 = 2
+        ten := NewFieldElementFromInt64(10)
+        five := NewFieldElementFromInt64(5)
+        fmt.Printf("10 / 5 = %s (should end in ...2)\n", ten.Div(five).String())
+
+        // Test inverse: 5 * inverse(5) should = 1
+        inv := five.Inverse()
+        product := five.Mul(inv)
+        fmt.Printf("5 * inverse(5) = %s (should end in ...1)\n", product.String())
+
+        fmt.Println()
+        fmt.Println("Field arithmetic works!")
+}