Logiweb aspects of seqeval modus one * term * sequent * end eval in pyk

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The predefined "pyk" aspect

define pyk of seqeval modus one var x term var y sequent var z end eval as text unicode start of text unicode small s unicode small e unicode small q unicode small e unicode small v unicode small a unicode small l unicode space unicode small m unicode small o unicode small d unicode small u unicode small s unicode space unicode small o unicode small n unicode small e unicode space unicode asterisk unicode space unicode small t unicode small e unicode small r unicode small m unicode space unicode asterisk unicode space unicode small s unicode small e unicode small q unicode small u unicode small e unicode small n unicode small t unicode space unicode asterisk unicode space unicode small e unicode small n unicode small d unicode space unicode small e unicode small v unicode small a unicode small l unicode end of text end unicode text end text end define

The predefined "tex" aspect

define tex of seqeval modus one var x term var y sequent var z end eval as text unicode start of text unicode newline unicode left brace unicode backslash unicode small c unicode small a unicode small l unicode space unicode capital s unicode right brace unicode underscore unicode left brace unicode one unicode right brace unicode circumflex unicode left brace unicode backslash unicode small r unicode small h unicode small d unicode right brace unicode left parenthesis unicode number sign unicode one unicode period unicode newline unicode comma unicode space unicode number sign unicode two unicode period unicode newline unicode comma unicode space unicode number sign unicode three unicode period unicode newline unicode right parenthesis unicode end of text end unicode text end text end define

The predefined "value" aspect

define value of seqeval modus one var c term var t sequent var q end eval as var c tagged guard ( var t tagged guard newline tagged if var q is error then var q else newline tagged if var q second term root equal quote x infer x end quote then var q zeroth term plus var q second first end plus pair ( var q first pair ( var q second second pair true ) ) else newline tagged if var q second term root equal quote x endorse x end quote then var q zeroth pair ( var q first term plus var q second first end plus pair ( var q second second pair true ) ) else newline error two quote unicode start of text unicode capital t unicode small h unicode small e unicode space unicode small m unicode small o unicode small d unicode small u unicode small s unicode space unicode small o unicode small p unicode small e unicode small r unicode small a unicode small t unicode small i unicode small o unicode small n unicode space unicode small r unicode small e unicode small q unicode small u unicode small i unicode small r unicode small e unicode small s unicode space unicode small t unicode small h unicode small e unicode space unicode small c unicode small o unicode small n unicode small c unicode small l unicode small u unicode small s unicode small i unicode small o unicode small n unicode space unicode small o unicode small f unicode space unicode small i unicode small t unicode small s unicode space unicode small a unicode small r unicode small g unicode small u unicode small m unicode small e unicode small n unicode small t unicode space unicode small t unicode small o unicode space unicode small b unicode small e unicode space unicode small a unicode small n unicode space unicode small i unicode small n unicode small f unicode small e unicode small r unicode small e unicode small n unicode small c unicode small e unicode space unicode small o unicode small r unicode space unicode small a unicode small n unicode space unicode small e unicode small n unicode small d unicode small o unicode small r unicode small s unicode small e unicode small m unicode small e unicode small n unicode small t unicode end of text end unicode text end quote term var t end error end if end if end if ) end define