| appearance as argument number 1 |
|
| No TPTP formula. May not be expressible in strict first order. | ComputingBrands.kif 218-218 | |
| No TPTP formula. May not be expressible in strict first order. | ComputingBrands.kif 217-217 | |
| No TPTP formula. May not be expressible in strict first order. | ComputingBrands.kif 216-216 | |
| No TPTP formula. May not be expressible in strict first order. | ComputingBrands.kif 219-219 | |
| No TPTP formula. May not be expressible in strict first order. | ComputingBrands.kif 215-215 | Apple mac oS system5 is a subclass of Mac OS |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 64463-64463 |
|
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Sigma version 3.0 is open source software produced by Articulate Software and its partners