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Expression of type ExprTuple

from the theory of proveit.numbers.modular

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, N, a, b, c, x
from proveit.logic import SetOfAll
from proveit.numbers import Add, Interval, Mod, one, subtract, zero
In [2]:
# build up the expression from sub-expressions
expr = ExprTuple(SetOfAll(instance_param_or_params = [x], instance_element = Mod(Add(c, x), N), domain = Interval(a, b)), Interval(zero, subtract(N, one)))
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(\left\{\left(c + x\right) ~\textup{mod}~ N\right\}_{x \in \{a~\ldotp \ldotp~b\}}, \{0~\ldotp \ldotp~N - 1\}\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: 3
operand: 6
2Operationoperator: 27
operands: 5
3Literal
4ExprTuple6
5ExprTuple7, 8
6Lambdaparameter: 30
body: 10
7Literal
8Operationoperator: 25
operands: 11
9ExprTuple30
10Conditionalvalue: 12
condition: 13
11ExprTuple22, 14
12Operationoperator: 15
operands: 16
13Operationoperator: 17
operands: 18
14Operationoperator: 19
operand: 24
15Literal
16ExprTuple21, 22
17Literal
18ExprTuple30, 23
19Literal
20ExprTuple24
21Operationoperator: 25
operands: 26
22Variable
23Operationoperator: 27
operands: 28
24Literal
25Literal
26ExprTuple29, 30
27Literal
28ExprTuple31, 32
29Variable
30Variable
31Variable
32Variable