Update 02.md

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brqgoo
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02.md
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@@ -34,7 +34,7 @@ Ultimately, it's _to_remote_ responsibility to close the channel shortly before
## Crafting Channel Addresses ## Crafting Channel Addresses
The number _u_ of the number of channel addresses: _2<sup>32</sup>_. The number of channel addresses _u_: _2<sup>32</sup>_.
### Child Key Derivation ### Child Key Derivation
- The nostr parent secret key _nsec_: a 32-byte array. - The nostr parent secret key _nsec_: a 32-byte array.
- The nostr parent public key _npub_: _cbytes(int(nsec)⋅G)_. - The nostr parent public key _npub_: _cbytes(int(nsec)⋅G)_.