An existential graph is a type of diagrammatic or visual notation for logical expressions, proposed by Charles Sanders Peirce, who wrote on graphical… (More)

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2013

2013

- John F. Sowa
- IJCSSA
- 2013

Existential graphs (EGs) are a simple, readable, and expressive graphic notation for logic. Conceptual graphs (CGs) combine a… (More)

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2009

2009

- Mbr, Jaakko Hintikka, Risto Hilpinen, Gianluca Caterina, Rocco Gangle
- 2009

Jaakko Hintikka (Boston University) hintikka@bu.edu The Significance of Peirce’s Existential Graphs Every ordinary first-order… (More)

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Review

2007

Review

2007

- Frithjof Dau
- ICCS
- 2007

The system of Peirce’s existential graphs is a diagrammatic version of first order logic. To be more precise: As Peirce wanted to… (More)

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2007

2007

- Osamu Katai, Katsushi Minamizono, Takayuki Shiose, Hiroshi Kawakami
- AI & SOCIETY
- 2007

A framework for “improvisational” social acts and communication is introduced by referring to the idea of “relationalism” such as… (More)

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2006

2006

- Frithjof Dau
- Diagrams
- 2006

In her book “The Iconic Logic of Peirce’s Graphs”, S. J. Shin elaborates the diagrammatic logic of Peirce’s Existential Graphs… (More)

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2005

2005

- Adam Vile
- 2005

In our experience students find learning logic difficult, this view is supported in the literature. Charles Sanders Peirce… (More)

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2005

2005

- Frithjof Dau
- 2005

Come on, my Reader, and let us construct a diagram to illustrate the general course of thought; I mean a System of diagrammatiza… (More)

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2004

2004

- Frithjof Dau
- Diagrams
- 2004

Query graphs with cuts are inspired by Sowa’s conceptual graphs, which are in turn based on Peirce’s existential graphs. In my… (More)

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2003

2003

The Iconic Logic of Peirce's Graphs: Sun-Joo Shin MIT Press, Cambridge, MA, 2002 ISBN: 0-262-19470-8

- John Howse
- J. Vis. Lang. Comput.
- 2003

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Review

1992

Review

1992

- John F. Sowa
- Handbook of Knowledge Representation
- 1992

A conceptual graph (CG) is a graph representation for logic based on the semantic networks of artificial intelligence and the… (More)

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