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[ BeginEnv "proposition"
, Label "assumetest"
, Word "for"
, Word "all"
, BeginEnv "math"
, Variable "x"
, EndEnv "math"
, Word "we"
, Word "have"
, BeginEnv "math"
, Variable "x"
, Symbol "="
, Variable "x"
, EndEnv "math"
, Symbol "."
, EndEnv "proposition"
, BeginEnv "proof"
, Word "fix"
, BeginEnv "math"
, Variable "x"
, EndEnv "math"
, Symbol "."
, Word "then"
, BeginEnv "math"
, Variable "x"
, Symbol "="
, Variable "x"
, EndEnv "math"
, Symbol "."
, EndEnv "proof"
]
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