gogotanaka/hilbert

Issues

• Add new methods

  #89 opened a year ago by pavelzakharov03
  0

• Add new methods

  #88 opened a year ago by pavelzakharov03
  0

• Use minitest instead of RSpec

  #44 opened 2 years ago by gogotanaka
  0

• Replace ruby with python(PLY) and use sympy.

  #84 opened 2 years ago by gogotanaka
  1

• Incorrect limit for 1/x

  #85 opened 9 years ago
  0

• Refactor

  #33 opened 10 years ago by gogotanaka
  3

• Differentiation doesn't work

  #83 opened 10 years ago by theasder
  1

• Unable to interactively evaluate simple expressions (based on examples)

  #82 opened 10 years ago by yonkeltron
  2

• uninitialized constant Hilbert::VERSION (NameError)

  #81 opened 10 years ago by yonkeltron
  2

• Ctrl-D => undefined method `encode' for nil:NilClass

  #65 opened 10 years ago by fxkr
  4

• Logical implication with the S letter doesn't work

  #80 opened 10 years ago by fflakito
  2

• Cannot recursively evaluate a function

  #79 opened 10 years ago by ruurd
  2

• Incorrect answers for improper integrals

  #75 opened 10 years ago by jackmaney
  6

• The handling of fractions is completely broken

  #78 opened 10 years ago by jackmaney
  2

• `lim[x->0] (cos(x) - 1) / x` incorrectly returns `NaN`

  #73 opened 10 years ago by jackmaney
  1

• Unable to evaluate or differentiate expressions of trigonometric functions

  #76 opened 10 years ago by jackmaney
  2

• No natural exponential function and incorrect answers for approximation of `exp(x)`

  #77 opened 10 years ago by jackmaney
  0

• `lim[x->oo] sin(x)` returns a number (the limit does not exist!)

  #74 opened 10 years ago by jackmaney
  0

• "lim[x->0] sin(x)/x" returns wrong answer

  #72 opened 10 years ago by coporlock
  1

• lim[x->oo] (1 + 1/x)^x example hangs

  #71 opened 10 years ago by bobfoster
  1

• Logic: P is TRUE but (~P)? is UNDEFINED

  #70 opened 10 years ago by anton-trunov
  2

• One-sided limits aren’t implemented, and also some calculations don’t work

  #69 opened 10 years ago by roryokane
  2

• Mostly broken installation on Fedora 20

  #66 opened 10 years ago by fxkr
  4

• Example computation `S(log(x)dx)[0..1]` gets wrong answer

  #60 opened 10 years ago by roryokane
  5

• Some tests assertion is opposite...

  #48 opened 10 years ago by gogotanaka
  0

• Turing-complete

  #47 opened 10 years ago by gogotanaka
  0

• Sigma (Sum) Calculator

  #46 opened 10 years ago by gogotanaka
  1

• 極限計算 - limit cal

  #45 opened 10 years ago by gogotanaka
  1

• 累乗できません

  #43 opened 10 years ago by taish
  1

• 転置行列 - transposed matrix

  #35 opened 10 years ago by gogotanaka
  1

• 3値論理 - ternary

  #36 opened 10 years ago by gogotanaka
  0

• コードが汚い

  #4 opened 10 years ago by gogotanaka
  0

• Formula#==をto_sに拡張したのでspecをそれに対応

  #3 opened 10 years ago by gogotanaka
  0

• 内部実装やテストでシンボルを使わない様にする

  #8 opened 10 years ago by gogotanaka
  0

• 積分実装後のリファクター

  #10 opened 10 years ago by gogotanaka
  0

• 内部実装でaliasメソッドを使うか使わないのかどっちかに寄せる

  #12 opened 10 years ago by gogotanaka
  0

• Risch algorithm

  #13 opened 10 years ago by gogotanaka
  0

• specがベタ書き（contextとかdescribe使ってない）

  #19 opened 10 years ago by gogotanaka
  0

• set_spec.rb のリファクター

  #28 opened 10 years ago by gogotanaka
  0

• FixnumとFloatの扱いを一括する

  #11 opened 10 years ago by gogotanaka
  1

• Formula クラスにattr_accessor :varsとかを入れる

  #16 opened 10 years ago by gogotanaka
  1

• Implement Symbol#inverse

  #22 opened 10 years ago by gogotanaka
  1

• ^より+の方が演算子の優先順位が高い

  #23 opened 10 years ago by hiromiso
  4

• 有理数の扱い

  #31 opened 10 years ago by gogotanaka
  1

• Old rspec description warning

  #29 opened 11 years ago by huyu398
  2

• #exponentiation? などの述語を廃止

  #20 opened 11 years ago by gogotanaka
  1

• Substitute bug

  #21 opened 11 years ago by huyu398
  4

• Combining like terms

  #14 opened 11 years ago by emsal0
  2

• 逆元と単位元を導入して:/, :- 演算子の規定は代数規則に任せる

  #2 opened 11 years ago by gogotanaka
  1

• -(単項)を扱える様に

  #6 opened 11 years ago by gogotanaka
  1