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Expression of type ExprTuple

from the theory of proveit.logic.sets.unification

In [1]:
import proveit
# Automation is not needed when building an expression:
proveit.defaults.automation = False # This will speed things up.
proveit.defaults.inline_pngs = False # Makes files smaller.
%load_expr # Load the stored expression as 'stored_expr'
# import Expression classes needed to build the expression
from proveit import ExprTuple, a, b, c, d
from proveit.logic import InSet, Or, Set, Union
from proveit.numbers import Add, five, one, three, two
In [2]:
# build up the expression from sub-expressions
sub_expr1 = Set(a, b, c)
sub_expr2 = Set(two, Add(one, three), five)
expr = ExprTuple(InSet(d, Union(sub_expr1, sub_expr2)), Or(InSet(d, sub_expr1), InSet(d, sub_expr2)))
expr:
In [3]:
# check that the built expression is the same as the stored expression
assert expr == stored_expr
assert expr._style_id == stored_expr._style_id
print("Passed sanity check: expr matches stored_expr")
Passed sanity check: expr matches stored_expr
In [4]:
# Show the LaTeX representation of the expression for convenience if you need it.
print(stored_expr.latex())
\left(d \in \left(\left\{a, b, c\right\} \cup \left\{2, 1 + 3, 5\right\}\right), \left(d \in \left\{a, b, c\right\}\right) \lor \left(d \in \left\{2, 1 + 3, 5\right\}\right)\right)
In [5]:
stored_expr.style_options()
namedescriptiondefaultcurrent valuerelated methods
wrap_positionsposition(s) at which wrapping is to occur; 'n' is after the nth comma.()()('with_wrapping_at',)
justificationif any wrap positions are set, justify to the 'left', 'center', or 'right'leftleft('with_justification',)
In [6]:
# display the expression information
stored_expr.expr_info()
 core typesub-expressionsexpression
0ExprTuple1, 2
1Operationoperator: 12
operands: 3
2Operationoperator: 4
operands: 5
3ExprTuple15, 6
4Literal
5ExprTuple7, 8
6Operationoperator: 9
operands: 10
7Operationoperator: 12
operands: 11
8Operationoperator: 12
operands: 13
9Literal
10ExprTuple14, 16
11ExprTuple15, 14
12Literal
13ExprTuple15, 16
14Operationoperator: 18
operands: 17
15Variable
16Operationoperator: 18
operands: 19
17ExprTuple20, 21, 22
18Literal
19ExprTuple23, 24, 25
20Variable
21Variable
22Variable
23Literal
24Operationoperator: 26
operands: 27
25Literal
26Literal
27ExprTuple28, 29
28Literal
29Literal