123 messages from Google Code

[sy...@googlecode.com]

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Re: Issue 1440 in sympy: strange simplification
Re: Issue 1443 in sympy: tsolve quits after linear factor
Re: Issue 1448 in sympy: errors when using cot inside a limit
Re: Issue 1434 in sympy: substitution doesn't work for sqrt()
Re: Issue 1447 in sympy: limit(tan(x),x,pi/2,dir='-') returns tan(pi/2)
Re: Issue 1441 in sympy: integrate takes forever
Re: Issue 1435 in sympy: f(x, y).diff(x, y) - f(x, y).diff(y, x) should
simplify to zero
Re: Issue 1429 in sympy: matches fails to match differential equation
Re: Issue 1428 in sympy: wrong result for integral of sin(k*x)*sin(m*x)
over [0,pi]
Re: Issue 1430 in sympy: windowserror [126] plot
Re: Issue 1446 in sympy: Logical Expression seem to drop left hand side
when rhs includes symbols
Re: Issue 1438 in sympy: bug in intersection: segment - segment
Re: Issue 1436 in sympy: standard form for powers of powers
Re: Issue 1433 in sympy: Integrate returns different result than from Matlab
Re: Issue 1437 in sympy: geometry convex_hull bug
Re: Issue 1432 in sympy: simplify gets hung up on this expression
Re: Issue 1439 in sympy: polynomial solution missing real roots
Re: Issue 1431 in sympy: ratsimp improvement
Re: Issue 1442 in sympy: mathml patches
Re: Issue 1445 in sympy: expand Integral fails when integration expression
is expandable
Re: Issue 1444 in sympy: ilcm in solve has wrong syntax for more than 2
arguments
Re: Issue 1469 in sympy: "can't decompose" error
Re: Issue 1460 in sympy: match is not respecting symbol in denominator
Re: Issue 1468 in sympy: problems with quartic root solver
Re: Issue 1454 in sympy: variable i in global namespace
Re: Issue 1452 in sympy: integrate cannot do integral
Re: Issue 1466 in sympy: Update mpmath to 0.12
Re: Issue 1457 in sympy: Pretty printing inside big O
Re: Issue 1464 in sympy: docs: adding instructions how to get stuff working
on windows
Re: Issue 1461 in sympy: cse() failing for a sum
Re: Issue 1451 in sympy: StrPrinter subclass Unicode printing issue
Re: Issue 1456 in sympy: use pyflakes to identify simple bugs in sympy and
fix them
Re: Issue 1453 in sympy: create a function for expanding exp(x+y) ->
exp(x)*exp(y)
Re: Issue 1463 in sympy: Initial codegen implementation
Re: Issue 1465 in sympy: [patch] Matrices: Handle nonsquare Jacobian
Re: Issue 1455 in sympy: Split expand so that it only expands a*(x+y) =>
a*x+a*y
Re: Issue 1459 in sympy: Summing symbolic elements of a list
Re: Issue 1450 in sympy: UnicodeEncodeError / UnicodeDecodeError
Re: Issue 1467 in sympy: sorting values with imaginary numbers in radical
Re: Issue 1449 in sympy: (x**x).match(x**a) fails
Re: Issue 1458 in sympy: numpy + geometry doesn't work on windows
Re: Issue 1462 in sympy: NumberSymbol lacks __int__ method
Re: Issue 1470 in sympy: limit(sqrt(-x),x,oo) hangs
Re: Issue 1476 in sympy: latex printing improvements
Re: Issue 1486 in sympy: Tests for sympy.logic
Re: Issue 1473 in sympy: __mod__ does not work on reals
Re: Issue 1482 in sympy: LambertW evalf with E in arg
Re: Issue 1485 in sympy: new logic module (TODO before 0.6.5)
Re: Issue 1479 in sympy: limit(log(1/a-x),x,oo) == oo? (was: cannot compute
leadterm; series.leadterm)
Re: Issue 1471 in sympy: integrate(1/(x**3+1),(x,0,oo)) return an
expression with x
Re: Issue 1484 in sympy: series should collect powers
Re: Issue 1487 in sympy: fcode: print sympy expressions as Fortran code
Re: Issue 1480 in sympy: Implement test coverage utility
Re: Issue 1477 in sympy: Printing with double subscripts
Re: Issue 1472 in sympy: [patch] Matrices: Introduce Matrix.vec() and
Matrix.vech()
Re: Issue 1475 in sympy: New implementation of .eval in trigonometric
functions, implementing sec, csc
Re: Issue 1481 in sympy: Error raised: Matrix([[1,2],[3,4]])**Integer(2)
Re: Issue 1483 in sympy: no xor in sympy.core.basic for new logic module
Re: Issue 1474 in sympy: Subs broken on sub classes of Symbol using sympy
0.6.4 on linux
Re: Issue 1478 in sympy: Symbolic block matrix,
Re: Issue 1506 in sympy: Logo at docs.sympy.org
Re: Issue 1509 in sympy: spelling and grammar
Re: Issue 1497 in sympy: Remove automatic distribution 2*(x + y) => 2*x +
2*y
Re: Issue 1508 in sympy: spelling and grammar
Re: Issue 1491 in sympy: Remove old printing ordering at some point
Re: Issue 1502 in sympy: rst doc testing stop working...
Re: Issue 1492 in sympy: Tests fail to run on Windows
Re: Issue 1503 in sympy: doctests added
Re: Issue 1501 in sympy: documentation day issues
Re: Issue 1489 in sympy: latex printing of matrices needs more options for
the matrix type used and the delimiter
Re: Issue 1504 in sympy: How to subclass StrPrinter documentation example
Re: Issue 1499 in sympy: Sum function seems to fail
Re: Issue 1493 in sympy: factor a minus 1 out of fractions in simplify
Re: Issue 1496 in sympy: Pow does not properly extract (-1)**n as Mul does
Re: Issue 1490 in sympy: LatexPrinter doprint inline=None
Re: Issue 1498 in sympy: Implement symbolic lcm, gcd
Re: Issue 1494 in sympy: eq.subs fails for Derivative(u(t)**2, t**2)
Re: Issue 1507 in sympy: pickling test takes too much time
Re: Issue 1505 in sympy: doc Makefile does not work when sphinx is
installed in $HOME
Re: Issue 1495 in sympy: minus problem
Re: Issue 1500 in sympy: Sum does not work with some arguments
Re: Issue 1488 in sympy: failing doctests
Re: Issue 1523 in sympy: sympy core imports fixed
Re: Issue 1520 in sympy: Inconsistency in subs
Re: Issue 1515 in sympy: caching does not distinct ints and longs
Re: Issue 1526 in sympy: simplification using trigsimp and collect
Re: Issue 1514 in sympy: Low Level Code Printer
Re: Issue 1512 in sympy: internal code broken in sympy.core.numbers
Re: Issue 1529 in sympy: Not working in Python 3.0, after
installation, 'import sympy' gives error.
Re: Issue 1530 in sympy: logcombine function for combining logarithms
Re: Issue 1510 in sympy: Review request for variable separation for partial
differential equations
Re: Issue 1516 in sympy: exp.as_leading_term returns wrong results
Re: Issue 1528 in sympy: Fix any/all import to work correctly with Python
3.0
Re: Issue 1518 in sympy: spelling and grammar pass 2
Re: Issue 1521 in sympy: doc/ doctests fail
Re: Issue 1511 in sympy: weird error with evalf
Re: Issue 1517 in sympy: galgebra.GA docstrings
Re: Issue 1522 in sympy: simplify(1/cos(Symbol("x"))**2 - 1) will not
simplify
Re: Issue 1525 in sympy: No integration by substitution
Re: Issue 1524 in sympy: subs and non-commutative
Re: Issue 1519 in sympy: Add Gotchas and Pitfalls documentation as well as
Sphinx docs for simplify functions
Re: Issue 1527 in sympy: bug in the printer (function + subs)
Re: Issue 1513 in sympy: complex log is not simplified
Re: Issue 1547 in sympy: Integer class problems in
functions 'abs', 'mod'/'rmod'.
Re: Issue 1542 in sympy: Pretty printing for boolean operations
Re: Issue 1538 in sympy: root of negative number in denominator
Re: Issue 1548 in sympy: integrate(DiracDelta(-x)*f(x),(x,-oo,oo)) gives
-f(0)
Re: Issue 1545 in sympy: Efficient data representation in
logic.satisfiable()
Re: Issue 1537 in sympy: There are certain cases of inversed operations
where it seems like sympy might do better reducing
Re: Issue 1543 in sympy: PDF versions of sympy tutorial and user guide?
Re: Issue 1550 in sympy: together doesn't find lowest common denominator
Re: Issue 1541 in sympy: Latex Print issue with printing min_, max_
Re: Issue 1540 in sympy: match returns nan instead of 0
Re: Issue 1532 in sympy: expand docs
Re: Issue 1535 in sympy: tests fail if GL is not available
Re: Issue 1539 in sympy: 8**(-1/3) = 1 (now equals 1/2)
Re: Issue 1534 in sympy: Type in sympy/printing/str.py
Re: Issue 1544 in sympy: raises() does not properly check if code is a
string
Re: Issue 1533 in sympy: printmethod must have printer object as first
argument
Re: Issue 1531 in sympy: docstring fixes
Re: Issue 1549 in sympy: substitutions in formal derivatives don't work well
Re: Issue 1546 in sympy: Implement quasi-symmetric quartic equations
Re: Issue 1536 in sympy: one test failure in Sage

[sy...@googlecode.com]

Your project notifications generated too many emails to send
individually. Here are the subject lines of the emails you would have
received:

Re: Issue 3698 in sympy: Piecewise does solving with subs
Re: Issue 3702 in sympy: Elemwise Matrix Operation
Re: Issue 3686 in sympy: solve_poly_system() doesn't take float
coefficient???
Re: Issue 3689 in sympy: Remove DeferredVector
Re: Issue 3691 in sympy: Expand the behavior of matrix expressions
determinant
Re: Issue 3703 in sympy: Sum of a finite power series performs automatic
reduction which is not always valid
Re: Issue 3699 in sympy: solve() should be able to tell you when it knows
it's found all the solutions
Re: Issue 3697 in sympy: Piecewise does solving with subs
Re: Issue 3694 in sympy: Better Simplification of Gammas
Re: Issue 3696 in sympy: greek symbols are not converted to latex commands
in galgebra/latex_ex.py
Re: Issue 3692 in sympy: (Symbol("n",integer=True,even=True)/2).is_integer
= False !
Re: Issue 3701 in sympy: Theano Printer
Re: Issue 3695 in sympy: namespace bleed
Re: Issue 3685 in sympy: Rewrite ODE docstrings using LaTeX
Re: Issue 3683 in sympy: AssertionError: sqrt(sin(x**3)).series(x,0,3)
Re: Issue 3693 in sympy: solve() returns only subset of solutions for
polynomial eqs
Re: Issue 3684 in sympy: Get rid of confusing assumptions
Re: Issue 3700 in sympy: integration of cos(n*(x-phi))*cos(n*x) from
x=-pi..pi does not work
Re: Issue 3687 in sympy: Redundant assumptions
Re: Issue 3690 in sympy: Use popup to choose versions in our docs
Re: Issue 3688 in sympy: rational=True should be used with as_coeff_Mul to
exclude oo
Re: Issue 3708 in sympy: atoms does not work correctly in the otherwise
case of Piecewise
Re: Issue 3720 in sympy: powsimp should be attempted for multiple
generators case in solve
Re: Issue 3717 in sympy: Factors needs better -1 processing
Re: Issue 3714 in sympy: as_real_imag (and friends) for noncommutatives
Re: Issue 3722 in sympy: solve can try split equation into real and
imaginary parts
Re: Issue 3710 in sympy: shallow expansion feature/bug
Re: Issue 3718 in sympy: py.test without any arguments does not work
Re: Issue 3705 in sympy: set_zlim
Re: Issue 3715 in sympy: ufuncify with logarithms
Re: Issue 3712 in sympy: simplify cancels inconsistently
Re: Issue 3711 in sympy: probability() should handle union and intersection
of conditions as well as point conditions
Re: Issue 3719 in sympy: checksol seems to hang when checking solutions of
this eq:
Re: Issue 3709 in sympy: better expand heiristics
Re: Issue 3716 in sympy: Integrals over non-interval sets
Re: Issue 3704 in sympy: cse raise error with 'Infinity' object has no
attribute 'q'
Re: Issue 3707 in sympy: SymPy Gamma needs cleaning up
Re: Issue 3721 in sympy: solve should handle more than one abs
Re: Issue 3713 in sympy: integrate() not evaluating the desired final
solution
Re: Issue 3723 in sympy: Multivariate Order()
Re: Issue 3706 in sympy: Hyperexpand of tan
Re: Issue 3741 in sympy: nargs should return tuple in all cases
Re: Issue 3734 in sympy: SymPy thinks that gmpy 2.0.0 is too old
Re: Issue 3739 in sympy: pip prints some "errors" when installing
Re: Issue 3724 in sympy: simplify raises IndexError: list index out of range
Re: Issue 3736 in sympy: big numbers fail
Re: Issue 3729 in sympy: integrate fail
Re: Issue 3732 in sympy: Integration of Piecewise function should also be
continuous
Re: Issue 3730 in sympy: cancel should work with primitive of expression
Re: Issue 3731 in sympy: expand_multinomial recursion is incomplete when
deep=True
Re: Issue 3727 in sympy: ufuncify(x, erf(x) + erf(2*x)) fails to compile
Re: Issue 3735 in sympy: solve misses some solutions
Re: Issue 3725 in sympy: replace doesn't interact well with abs vs Abs
Re: Issue 3726 in sympy: plot(Piecewise((x, x > 0), (0, True))) does not
work with matplotlib backend
Re: Issue 3738 in sympy: parse_expr with
implicit_multiplication_application fails with some complex expressions
Re: Issue 3737 in sympy: powers of -1 and I should flatten
Re: Issue 3740 in sympy: Don't use \times in latex
Re: Issue 3728 in sympy: garbage from preview() in ipython console session
Re: Issue 3733 in sympy: Symbolic matrix decompositions
Re: Issue 3743 in sympy: dummy_eq fails with Sum
Re: Issue 3742 in sympy: rref very slow
Re: Issue 3756 in sympy: Incorrect rendering in latex of gamma function
without arguments
Re: Issue 3750 in sympy: Get rid of some unnecessary commented out code
with eradicate
Re: Issue 3757 in sympy: True and False in latex
Re: Issue 3746 in sympy: TypeError: unsupported operand type(s) for
//: 'Float' and 'Float' with log(54250., 10.).evalf()
Re: Issue 3747 in sympy: Two-arg log with float values doesn't evaluate
Re: Issue 3764 in sympy: Broken pipe when invoke solve() or nsolve()
Re: Issue 3755 in sympy: not all Greeks are rendered as latex functions
Re: Issue 3762 in sympy: don't process powers with base of 0
Re: Issue 3763 in sympy: latex(nan) gives "\bot"
Re: Issue 3745 in sympy: Sympy doesn't solve a recurrence with initial
conditions
Re: Issue 3753 in sympy: latex of functions that are upper-case Greeks
Re: Issue 3765 in sympy: Test that setup.py installs everything with Travis
Re: Issue 3748 in sympy: add tests for sho1d.py
Re: Issue 3751 in sympy: with statements in test files
Re: Issue 3760 in sympy: unskip doctests which output floats
Re: Issue 3758 in sympy: Sphinx SymPy Live code blocks
Re: Issue 3761 in sympy: incorrect integral evaluation
Re: Issue 3744 in sympy: Error in gruntz(): limit of rational function
Re: Issue 3754 in sympy: latex() special cases the singleton object Pi
Re: Issue 3752 in sympy: uppercase Greek symbols in latex
Re: Issue 3759 in sympy: Two different latex printers
Re: Issue 3749 in sympy: Some doctests are using the unicode printer
Re: Issue 3781 in sympy: String printer for factorial/subfactorial
shouldn't be a pretty-printer!
Re: Issue 3780 in sympy: Error in dsolve, possibly from separatevars.
Re: Issue 3775 in sympy: Lambda._hashable_content is incorrect
Re: Issue 3767 in sympy: Problem integrate 1/((sin(x)+cos(x)+sqrt(3))**2)
Re: Issue 3786 in sympy: Sum and Product subs problems
Re: Issue 3774 in sympy: AttributeError: 'mpc' object has no
attribute '_mpf_' with atan2.evalf()
Re: Issue 3773 in sympy: Rewriting acos to atan produces an error for
symbolic arguments
Re: Issue 3778 in sympy: AGCA objects are not picklable
Re: Issue 3771 in sympy: NameError soon after using last result (_)
Re: Issue 3785 in sympy: log(Rational(3,10),10) regression
Re: Issue 3772 in sympy: coefficients of x**0 in series
Re: Issue 3770 in sympy: nsolve could employ scaling while searching for
solution
Re: Issue 3768 in sympy: Printing oddness
Re: Issue 3784 in sympy: finite field numbers sympify to normal numbers
Re: Issue 3769 in sympy: minpoly hangs on this expresion; should subtract
constant?
Re: Issue 3777 in sympy: IPython pretty printing should default to MathJax
Re: Issue 3776 in sympy: Unable to integrate function involving sech^2
Re: Issue 3779 in sympy: combsimp(RisingFactorial(-10,n)) produces wrong
result
Re: Issue 3766 in sympy: radsimp could handle this expression
Re: Issue 3783 in sympy: Prufer.edges test depends on order of set
Re: Issue 3782 in sympy: Error in dividing a symbol by a fraction
Re: Issue 3800 in sympy: IdentityFunction doesn't rebuild from args
Re: Issue 3789 in sympy: log should handle different bases symbolically
Re: Issue 3791 in sympy: AttributeError: 'Mul' object
attribute 'is_commutative' is read-only, when a try to do sympy.integrate()
Re: Issue 3803 in sympy: the tensor canonicalization module does not
respect conventions for expression trees
Re: Issue 3797 in sympy: stirling function can't be imported
Re: Issue 3795 in sympy: math domain error from plot
Re: Issue 3805 in sympy: lots of documentation code is broken in SymPy Live
Re: Issue 3796 in sympy: AttributeError: 'Tuple' object has no
attribute 'is_polynomial' in manualintegrate
Re: Issue 3793 in sympy: Integrate hangs
Re: Issue 3799 in sympy: Smarter simplicity criteria for Fu trigsimp
Re: Issue 3792 in sympy: Equality gives wrong result when dealing with
infinity
Re: Issue 3787 in sympy: DS_Store files still in sympy 0.7.2
Re: Issue 3804 in sympy: live.sympy.org "Make a URL for session" is broken
in Firefox
Re: Issue 3794 in sympy: plot does not use the given range
Re: Issue 3788 in sympy: recognize special powers like b**(1/log(b)) as E
Re: Issue 3801 in sympy: Piecewise integration failure over multiple
symbolically-defined ranges
Re: Issue 3802 in sympy: factor(sqrt(1-x**2)) with x real is broken
Re: Issue 3798 in sympy: pprint evaluates unevaluated term
Re: Issue 3790 in sympy: log should handle separate bases symbolically