The Formal System λδ (\lambda\delta)
Milestones
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July 2014.
A new version of this site is online.
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December 2012.
The character "_" is removed from the denomination "lambda_delta":
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The denomination "\lambda\delta" is used in λδ-related texts.
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The denomination "lambdadelta" is used in λδ-related identifiers.
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Permanent λδ URL acquired:
http://lambdadelta.info/
(pointing at this site).
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September 2011.
The denomination "lambda-delta" changes to "lambda_delta":
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The character "-" is reserved in λδ textual syntax
(recognized by "Helena 0.8.1").
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Eventually, the occurrences of the character "-"
will be replaced by "_" in all λδ-related identifiers.
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In particular, this refactoring involves file names and path names.
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February 2011.
The specification of λδ version 2 with Coq 7.3.1 is abandoned.
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December 2010.
Transient λδ URL acquired: http://lambda-delta.info/ (expires on December 2012).
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November 2010.
"Helena 0.8.1" is released.
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September 2008.
This site is online.
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May 2008.
The specification of λδ version 1 is concluded.
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March 2008.
The specification of λδ version 2 is started with Coq 7.3.1 (false start).
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May 2004.
The specification of λδ version 1
is started with Coq 7.3.1.
Visibility
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June 2014.
The Google
search for "formal system lambda delta" gives
5 resources about λδ in the first 6 results.
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June 2014.
The Yahoo
search for "formal system lambda delta" gives
4 resources about λδ in the first 5 results.
Last update: Tue, 04 Nov 2014 16:21:22 +0100
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