valid-stack-leftneighbor-succxpos < # x ⊦ valid-stack(xpos ' + stack, x) → first-lower(xpos ' + stack, x, x[xpos]) = leftneighbor(x, xpos)leftneighborleftneighbor-succleftneighbor-recleftneighbor-zeroleftneighbor-baseleftneighbor-h-levalid-stack-leftneighbor-succ-genone-based-lookupfirst-lower-rec
615valid-stack-leftneighbor-succ-proofvalid-stack-leftneighbor-succ-proof-info
The proof is valid.
LEFTNEIGHBORS-correct
../../../../../../lib/basic/specs/list-data/export/unit.xmllist-data../../../../../../lib/basic/specs/list-data/export/l/longlemmainfo.xmll../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/f/longlemmainfo.xmlf../../../../../../lib/basic/specs/list/export/unit.xmllistnatlist../../../../../../lib/basic/specs/list/export/a/longlemmainfo.xmla../../../../../../lib/basic/specs/nat/export/unit.xmlnat../../../../../../lib/basic/specs/nat/export/pred-03/longlemmainfo.xmlpred-03../../../../../../lib/basic/specs/list/export/unit.xmllistnatlist../../../../../../lib/basic/specs/list/export/e-01/longlemmainfo.xmle-01../../../../../../lib/basic/specs/list/export/unit.xmllistnatlist../../../../../../lib/basic/specs/list/export/c-08/longlemmainfo.xmlc-08../../../../../../lib/basic/specs/nat/export/unit.xmlnat../../../../../../lib/basic/specs/nat/export/ler/longlemmainfo.xmller../../../../../../lib/basic/specs/oelem/export/unit.xmloelemnatlist../../../../../../lib/basic/specs/oelem/export/lel/longlemmainfo.xmllel../../../../../../lib/basic/specs/nat/export/unit.xmlnat../../../../../../lib/basic/specs/nat/export/fle-01/longlemmainfo.xmlfle-01../../../../../../lib/basic/specs/nat/export/unit.xmlnat../../../../../../lib/basic/specs/nat/export/le-def/longlemmainfo.xmlle-def../../../../../../lib/basic/specs/list-del/export/unit.xmllist-del../../../../../../lib/basic/specs/list-del/export/get-zero/longlemmainfo.xmlget-zero../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/zero/longlemmainfo.xmlzero../../../../../../lib/basic/specs/list-data/export/unit.xmllist-data../../../../../../lib/basic/specs/list-data/export/elim-1/longlemmainfo.xmlelim-1../../../../../../lib/basic/specs/list/export/unit.xmllist../../../../../../lib/basic/specs/list/export/c/longlemmainfo.xmlc../../../../../../lib/basic/specs/list/export/unit.xmllist../../../../../../lib/basic/specs/list/export/a/longlemmainfo.xmla../../../../../../lib/basic/specs/list/export/unit.xmllist../../../../../../lib/basic/specs/list/export/e-01/longlemmainfo.xmle-01../../../../../../lib/basic/specs/list-del/export/unit.xmllist-del../../../../../../lib/basic/specs/list-del/export/get-zero-01/longlemmainfo.xmlget-zero-01../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/less-1/longlemmainfo.xmlless-1../../../../../../lib/basic/specs/list/export/unit.xmllist../../../../../../lib/basic/specs/list/export/len-05/longlemmainfo.xmllen-05../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/succ/longlemmainfo.xmlsucc../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/oz/longlemmainfo.xmloz../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/a/longlemmainfo.xmla../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/c/longlemmainfo.xmlc../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/eq-01/longlemmainfo.xmleq-01../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/add-base/longlemmainfo.xmladd-base../../../../../../lib/basic/specs/nat/export/unit.xmlnat../../../../../../lib/basic/specs/nat/export/add-01/longlemmainfo.xmladd-01../../../../../../lib/basic/specs/oelem/export/unit.xmloelemnatlist../../../../../../lib/basic/specs/oelem/export/irreflexivity/longlemmainfo.xmlirreflexivity../../../../../../lib/basic/specs/nat-basic/export/unit.xmlnat-basic../../../../../../lib/basic/specs/nat-basic/export/s-04/longlemmainfo.xmls-04