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Theorem short-is-cast

⊦ s2i(i2s(i)) = cast(16, i)

Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by: byte-short-neq, byte-sis, fits-law-compl-01, fits-law-neg, short-is-cast-01, short-law-add-one, short-law-and-one, short-law-compl, short-law-leftshift, short-law-mult-one, short-law-neg, short-law-or-one, short-law-shift-snd-l, short-law-shift-snd-r, short-law-shift-snd-rz, short-law-sub-one, short-law-sub-one-01, short-law-xor-one, sis-bitlength,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 2
Used lemmas: sis-on-bits,
Used spec theorems:
- intops/cast-def
Used simplifier rules: