@@ -497,8 +497,4 @@ Can we mutate the `rs` door so that its sample is `%u`? Let's try it:
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498498Oops! Why didn't this work? Remember, `rs` isn't itself a door; it's an arm that produces a door. The `rs` in `rs(r %u)` resolves to the nameless parent core of `rs`, and the search for `r` commences there. But that face can't be found in that parent core -- it's not where we want to look.
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500−It's better simply to use the `~(arm rs arg)` syntax to replace the value of the `rs` door sample with `arg`.
501−
502−## Conclusion
503−
504−You've now reached the end of Chapter 1 of the Hoon tutorial. Ideally you should have a fair understanding of the fundamental concepts of subject-oriented programming: limbs, legs, faces, wings, arms, cores, gates, and doors. If you can master these concepts you should have little or no trouble learning to write substantial Hoon programs. Continue to [Chapter 2](atoms-auras-and-simple-cell-types) to get started.
500+It's better simply to use the `~(arm rs arg)` syntax to replace the value of the `rs` door sample with `arg`.