Proof: Do Pre Extend 39 0

Let's prove the following theorem:

reverse and insert [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] to the beginning of [ ] = [ {"ES": "Spain", "MX": "Mexico"}, [ ] ]

Proof:

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Proof Table
# Claim Reason
1 reverse and insert [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] to the beginning of [ ] = reverse and insert [ ] to the beginning of [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] reverse and insert [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] to the beginning of [ ] = reverse and insert [ ] to the beginning of [ {"ES": "Spain", "MX": "Mexico"}, [ ] ]
2 reverse and insert [ ] to the beginning of [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] = [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] reverse and insert [ ] to the beginning of [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] = [ {"ES": "Spain", "MX": "Mexico"}, [ ] ]
3 reverse and insert [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] to the beginning of [ ] = [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] reverse and insert [ {"ES": "Spain", "MX": "Mexico"}, [ ] ] to the beginning of [ ] = [ {"ES": "Spain", "MX": "Mexico"}, [ ] ]

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