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- <img src="images/matita-text-big.png" alt="Matita" />
- <a href="matita_it.shtml">
- <img src="flags/wit.gif" alt="italian flag" />
- </a>
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<p class="spaced">
Matita (that means <em>pencil</em> in italian) is an experimental,
interactive theorem prover under development at the
<!-- <a href="http://www.mkm-ig.org">Mathematical Knowledge Management</a> tools and techniques. </p> -->
- <p class="spaced">
- <span class="screenshots">
- <a class="quiet" href="images/screenshot-matita.png">
- <img src="images/MINI_screenshot-matita.png" alt="Matita screenshot: authoring interface" />
- </a>
- </span>
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- Matita is based on the
- Calculus of (Co)Inductive Constructions, and is compatible, at some
- extent, with <a href="http://coq.inria.fr">Coq</a>.
- It is a reasonably small and simple application, whose
- architectural and software complexity is meant to be mastered by
- students, providing a tool particularly suited for testing innovative
- ideas and solutions.
- Matita adopts a tactic based editing mode; (XML-encoded) proof objects
- are produced for storage and exchange.
- </p>
-
- <p class="spaced">
- <span class="screenshots">
- <a class="quiet" href="images/screenshot-matita-href.png">
- <img src="images/MINI_screenshot-matita-href.png" alt="Matita screenshot: hyperlinks" />
- </a>
- <a class="quiet" href="images/screenshot-matita-selection.png">
- <img src="images/MINI_screenshot-matita-selection.png" alt="Matita screenshot: direct manipulation" />
- </a>
- </span>
- The graphical interface has been inspired by CtCoq and
- <a href="http://proofgeneral.inf.ed.ac.uk/">Proof General</a>.
- It supports high quality bidimensional rendering of
- proofs and formulae transformed on-the-fly to
- <a href="http://www.w3.org/Math/">MathML</a> markup</p>
-
- <p class="spaced">
- <span class="screenshots">
- <a class="quiet" href="images/screenshot-cicbrowser-browsing.png">
- <img src="images/MINI_screenshot-cicbrowser-browsing.png" alt="Matita screenshot: library browsing" />
- </a>
- <a class="quiet" href="images/screenshot-cicbrowser-query.png">
- <img src="images/MINI_screenshot-cicbrowser-query.png" alt="Matita screenshot: Whelp query" />
- </a>
- <!--
- <a class="quiet" href="images/screenshot-cicbrowser-proof.png">
- <img src="images/MINI_screenshot-cicbrowser-proof.png" alt="Matita screenshot: proof rendering"
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- -->
- </span>
-
- The <a href="library.shtml">knowledge base</a> can be
- <a href="http://helm.cs.unibo.it/browse/">browsed as an hypertext</a>
- (locally or on the World Wide Web) and
- <a href="http://helm.cs.unibo.it/whelp/"> searched by means of
- content-based queries</a>; </p>
-
- <p class="spaced">
- <span class="screenshots">
- <a class="quiet" href="images/screenshot-tinycals.png">
- <img src="images/MINI_screenshot-tinycals.png" alt="Matita screenshot: tinycals" />
- </a>
- </span>
- The tactical language, part of the proof language, has
- step-by-step semantics, enabling inspection and replaying of deeply
- structured proof scripts. </p>
-
- <p>Matita is partially supported by the following Projects: </p>
- <ul>
- <li><a href="http://www.cs.chalmers.se/Cs/Research/Logic/Types/">
- Types Project</a></li>
- <li><a href="http://www.mctafi.math.unipd.it/">McTafi</a></li>
- <li><a href="http://dama.cs.unibo.it/">Dama</a></li>
- </ul>
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