 Oliver Payne
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551abf50b0
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Remove tracing
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2022-05-13 11:19:24 +01:00 |
Oliver Payne
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791c601d29
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Add insert! for 3.25
Could do with some tidying up but seems to work OK.
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2022-05-12 22:57:59 +01:00 |
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Oliver Payne
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2f2e704cf6
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First cut of 3.25
For now only lookup takes a list of indices. Insert! is hardcoded to
two indices.
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2022-05-10 22:58:15 +01:00 |
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Oliver Payne
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d1ffdff403
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Add exercise 3.24
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2022-05-10 17:48:42 +01:00 |
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Oliver Payne
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5287954c87
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Add unit tests
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2022-05-10 17:15:26 +01:00 |
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Oliver Payne
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5ca5d2af0f
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White-space changes
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2022-05-10 17:14:44 +01:00 |
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Oliver Payne
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9c9a39d56f
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Fix the case of deleting a single element
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2022-05-09 22:14:15 +01:00 |
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Oliver Payne
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618633cb8d
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Add deque->list
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2022-05-09 22:13:53 +01:00 |
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Oliver Payne
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18eb3e12d9
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Deley evaluation of the rear pointer to make printing cleaner
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2022-05-09 22:13:08 +01:00 |
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Oliver Payne
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f2834aa159
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Rework data structures to include prev pointer in each node
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2022-05-09 14:40:54 +01:00 |
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Oliver Payne
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e7b7e9154a
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First cut at 3.23
This is not quite right. Back pointers need reworking.
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2022-05-06 17:01:59 +01:00 |
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Oliver Payne
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4604ebfa79
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Complete 3.22
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2022-05-06 17:01:36 +01:00 |
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Oliver Payne
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d32b389c03
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Complete 3.21
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2022-05-06 17:00:58 +01:00 |
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Oliver Payne
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c1988959e3
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Complete exercise 3.18
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2022-05-03 22:18:22 +01:00 |
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Oliver Payne
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275fb36bd7
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Replace custom adjoin with cons
Duplicates in the seen list don't matter
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2022-05-03 18:58:21 +01:00 |
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Oliver Payne
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8cbd5f4788
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Replace seen? with built-in memq
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2022-05-03 18:55:12 +01:00 |
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Oliver Payne
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dd65a0e316
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Complete 3.16 and 3.17
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2022-04-29 23:09:15 +01:00 |
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Oliver Payne
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91d3bafd2c
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Add exercise 3.8
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2022-04-22 14:44:15 +01:00 |
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Oliver Payne
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3d8bad6a34
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Complete exercise 3.7
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2022-04-21 23:02:01 +01:00 |
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Oliver Payne
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ab4554fcd8
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Complete exercise 3.6
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2022-04-21 21:18:22 +01:00 |
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Oliver Payne
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079ee8d08e
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Add exercise 3.5
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2022-04-20 23:00:54 +01:00 |
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Oliver Payne
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cc914f21a4
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Add solution to exercise 3.4
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2022-04-20 22:03:51 +01:00 |
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Oliver Payne
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6c31c289fa
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Add exercises 3.1 - 3.3
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2022-04-18 23:00:16 +01:00 |
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Oliver Payne
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fbf1b45642
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Rename 2_78.rkt to generics.rkt
This file covers exercises 2.78 to 2.97
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2022-04-18 22:22:16 +01:00 |
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Oliver Payne
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83104b379c
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Completed exercise 2.97
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2022-04-17 23:07:53 +01:00 |
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Oliver Payne
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4c1ec4dbc3
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Remove tracing
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2022-04-17 21:42:43 +01:00 |
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Oliver Payne
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102d945c86
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Implement pseudo-remainder for exercise 2.96
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2022-04-15 22:53:28 +01:00 |
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Oliver Payne
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6c40d82224
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Add generic gcd operator and tests for exercise 2.95
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2022-04-15 22:20:02 +01:00 |
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Oliver Payne
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de39768f9d
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Make rational operators generic
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2022-04-15 14:53:05 +01:00 |
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Oliver Payne
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70068faf4d
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Stop fractions being reduced to their lowest terms
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2022-04-15 14:45:59 +01:00 |
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Oliver Payne
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d03714f749
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Add polynomial division (exercise 2.91)
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2022-04-15 14:37:12 +01:00 |
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Oliver Payne
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0b608a1bf9
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Add negation for dense termlists
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2022-04-09 19:45:59 +01:00 |
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Oliver Payne
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a2e997a5eb
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Add dense termlist representation
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2022-04-06 22:42:46 +01:00 |
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Oliver Payne
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b652e0d3d0
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Remove redudant workaround in apply-generic
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2022-04-03 21:58:09 +01:00 |
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Oliver Payne
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3ec8012338
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Get sparse polynomials working (plus a tidy up)
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2022-04-03 21:51:52 +01:00 |
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Oliver Payne
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90a8f06e3c
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Correct tagging for termlist operations
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2022-04-01 22:11:24 +01:00 |
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Oliver Payne
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05c804bb79
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Remove display debugging and use racket/trace instead
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2022-03-27 22:11:47 +01:00 |
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Oliver Payne
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8c12ac0e4c
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Fix adjoin-term
The term passed in loses its tag on each call to apply-generic, so the
term must be re-constructed.
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2022-03-27 22:02:51 +01:00 |
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Oliver Payne
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f598b2c3f1
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Move termlist procedures to separate package
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2022-03-27 20:40:07 +01:00 |
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Oliver Payne
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2b22b84540
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Basic structure for generic termlists and terms
Need to check that polynomials behave as expected and also need to add
dense termlists.
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2022-03-25 20:59:13 +00:00 |
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Oliver Payne
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327bac9c7d
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Add implementation of dense representation of polynomials (2.90)
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2022-03-15 20:32:32 +00:00 |
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Oliver Payne
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27bb0bc3ee
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Add negation of polynomials
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2022-03-12 20:51:45 +00:00 |
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Oliver Payne
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502e84bd63
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Fix tagging to work correctly with integers and scheme-numbers
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2022-03-12 20:21:23 +00:00 |
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Oliver Payne
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86b044fd13
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Fix transform-type and make next-type an internal procedure
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2022-03-12 20:20:29 +00:00 |
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Oliver Payne
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75d6bb8e05
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Move project and raise from apply-generic to the coercion table
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2022-03-12 16:23:22 +00:00 |
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Oliver Payne
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4968558e49
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Use implicit tag for scheme-number or integer
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2022-03-11 20:04:29 +00:00 |
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Oliver Payne
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5f4499fdb1
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Revert "Remove explicit tags for scheme-number"
This reverts commit e551568002.
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2022-03-10 22:43:45 +00:00 |
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Oliver Payne
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d1dc5c94a9
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Replace reals with scheme-numbers
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2022-03-10 22:37:37 +00:00 |
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Oliver Payne
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f3bcbcfbf8
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Get negate working for numbers (includes lots of debugging)
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2022-03-10 22:37:37 +00:00 |
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Oliver Payne
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c4d4df12a2
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Add =zero? for polynomials
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2022-03-10 22:37:37 +00:00 |