anthem/CHANGELOG.md
Patrick Lühne bb9013e7c5
Add integer extensions to change log
This adds the recent integer extensions to the change log, namely,
integer variable detection, simplifications concerning integer
variables, and support for explicitly declaring functions integer.
2018-04-29 22:39:36 +02:00

98 lines
2.5 KiB
Markdown

# Change Log
## (unreleased)
### Features
* optional detection of integer variables and integer predicate parameters
* command-line option `--detect-integers` to enable integer variable detection
* new simplification rule applying to integer variables
* support for declaring functions integer with the `#external` directive
## 0.1.8 (2018-04-20)
### Features
* more and advanced simplification rules
* adds support for exponentiation (power) and modulus (absolute value)
* new examples: prime numbers, permutation generator, and graph coloring (extended)
## 0.1.7 (2018-04-08)
### Features
* support for declaring placeholders with the `#external` directive
### Internal
* drops Boost dependency in favor of the header-only command-line option library [cxxopts](https://github.com/jarro2783/cxxopts)
## 0.1.6 (2017-06-12)
### Features
* unique IDs for all variables (user-defined variables are renamed)
* support for hiding predicates from completed output by using `#show` statements
* more simplification rules with `--simplify`
* command-line option `--parentheses` to fully parenthesize the output
* adds multiple example instances for experimenting
### Bug Fixes
* adds missing error message when attempting to read inaccessible file
* removes unnecessary parentheses after simplification
* fixes incorrect simplification with binary operations in arguments
## 0.1.5 (2017-05-04)
### Bug Fixes
* fixes lost signs with negated 0-ary predicates
## 0.1.4 (2017-04-12)
### Features
* completion of input programs (optional)
* command-line option `--complete` to turn on completion
## 0.1.3 (2017-03-30)
### Features
* support for anonymous variables
### Bug Fixes
* fixes incorrectly simplified rules with comparisons
* fixes misleading error message concerning negated, unsupported body literals
## 0.1.2 (2017-03-23)
### Features
* simplification of output formulas (optional)
* command-line option `--simplify` to turn on simplification
### Bug Fixes
* fixes incorrectly translated choice rules with multiple elements in the head aggregate
### Internal
* explicit syntax tree representation for first-order formulas
## 0.1.1 (2017-03-06)
### Features
* support for choice rules (without guards)
## 0.1.0 (2016-11-24)
### Features
* initial support for translating rules in *Essential Gringo* (excluding aggregates) to first-order logic formulas
* command-line option `--color` to autodetect, enable, or disable color output
* command-line option `--log-level` to control which status messages should be shown