diff --git a/main.ua b/main.ua
index 4f68d56..2019099 100644
--- a/main.ua
+++ b/main.ua
@@ -1 +1,15 @@
-"Hello, World!"
\ No newline at end of file
+# how many iterations before divergence
+# ? z0=c
+Iter ← ◌⍢(
+  ⊃(+ⁿ2⊙⋅∘|⋅+₁)
+| ↧⊙<₁₀₀₀≤2⌵
+)⊙0.
+# ? iteration_number
+Color ← °hsv [⊙⊙(˜-τ×τ÷1000) 1 1]
+# create [a, b) with n values
+# ? a b n
+Linspace ← +⟜(×⌵-⊙⊙(÷⟜⇡))
+
+X ← Linspace ¯1.8 0.85 200
+Y ← Linspace ¯1.1 1.1 200
+&ims ≡₀Color ≡₀Iter ⊞ℂ Y X