Logiweb aspects of example theory in pyk

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The predefined "pyk" aspect

define pyk of example theory as text unicode start of text unicode small e unicode small x unicode small a unicode small m unicode small p unicode small l unicode small e unicode space unicode small t unicode small h unicode small e unicode small o unicode small r unicode small y unicode end of text end unicode text end text end define

The predefined "tex" aspect

define tex of example theory as text unicode start of text unicode newline unicode capital t unicode underscore unicode capital e unicode end of text end unicode text end text end define

The user defined "the statement aspect" aspect

define statement of example theory as ( ( ( true pair true ) math equal true ) infer absurdity ) rule plus ( ( all metavar var a end metavar indeed all metavar var b end metavar indeed ( ( metavar var a end metavar pair metavar var b end metavar ) head math equal metavar var a end metavar ) ) rule plus ( ( all metavar var a end metavar indeed all metavar var b end metavar indeed all metavar var c end metavar indeed ( ( metavar var a end metavar math equal metavar var b end metavar ) infer ( ( metavar var a end metavar math equal metavar var c end metavar ) infer ( metavar var b end metavar math equal metavar var c end metavar ) ) ) ) rule plus ( true head math equal true ) ) ) end define