Logiweb aspects of deduction in pyk

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The user defined "the statement aspect" aspect

define statement of deduction as system s infer all metavar var a end metavar indeed all metavar var b end metavar indeed lambda var x dot deduction zero quote metavar var a end metavar end quote conclude quote metavar var b end metavar end quote end deduction endorse metavar var a end metavar infer metavar var b end metavar end define

The user defined "the proof aspect" aspect

define proof of deduction as rule tactic end define