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In [1]:
import proveit
# Automation is not needed when only building an expression:
proveit.defaults.automation = False # This will speed things up.
proveit.defaults.inline_pngs = False # Makes files smaller.
%load_theorem_expr # Load the stored theorem expression as 'stored_expr'
# import the special expression
from proveit.logic.booleans.conjunction import true_and_false_negated
In [2]:
# check that the built expression is the same as the stored expression
assert true_and_false_negated.expr == stored_expr
assert true_and_false_negated.expr._style_id == stored_expr._style_id
print("Passed sanity check: true_and_false_negated matches stored_expr")
Passed sanity check: true_and_false_negated matches stored_expr
In [3]:
# Show the LaTeX representation of the expression for convenience if you need it.
print(stored_expr.latex())
\lnot \left(\top \land \bot\right)
In [4]:
stored_expr.style_options()
namedescriptiondefaultcurrent valuerelated methods
operation'infix' or 'function' style formattinginfixinfix
In [5]:
# display the expression information
stored_expr.expr_info()
 core typesub-expressionsexpression
0Operationoperator: 1
operand: 3
1Literal
2ExprTuple3
3Operationoperator: 4
operands: 5
4Literal
5ExprTuple6, 7
6Literal
7Literal