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| ITNODE for triangulation | |
| array entry | definition |
| ITNODE(1,I) | first vertex number |
| ITNODE(2,I) | second vertex number |
| ITNODE(3,I) | third vertex number |
| ITNODE(4,I) | reserved for parallel processing |
| ITNODE(5,I) | element label |
| ITNODE for skeleton | |
| array entry | definition |
| ITNODE(1,I) | first vertex number |
| ITNODE(2,I) | first edge number |
| ITNODE(3,I) | congruent region number |
| ITNODE(4,I) | reserved for parallel processing |
| ITNODE(5,I) | region label |
| IBNDRY Array Definition | |
| array entry | definition |
| IBNDRY(1,I) | first endpoint number |
| IBNDRY(2,I) | second endpoint number |
| IBNDRY(3,I) | curved edge switch |
| IBNDRY(4,I) | edge type |
| IBNDRY(5,I) | reserved for parallel processing |
| IBNDRY(6,I) | reserved for parallel processing |
| IBNDRY(7,I) | edge label |
| Edge Type Definitions | |
| IBNDRY(3,I) | edge type |
| 0 | Straight edge |
| 1 | Curved edge - circular arc |
| −K | Curved edge - parametric |
| Curverd Edge Types | |
| IBNDRY(4,I) | curved edge type |
| 2 | Dirichlet boundary |
| 1 | natural boundary |
| 0 | internal |
| −K | linked with edge K |
| 3, 4, 5 | reserved for parallel processing |
| SF for circular arc | |
| array entry | definition |
| SF(1,I) | center coordinate xc |
| SF(2,I) | center coordinate yc |
| SF for parametric curve | |
| array entry | definition |
| SF(1,I) | parametric coordinate s1 |
| SF(2,I) | parametric coordinate s2 |
| array entry | definition |
| ITDOF(1,I) | degree of freedom for vertex ν1 |
| ITDOF(2,I) | degree of freedom for vertex ν2 |
| ITDOF(3,I) | degree of freedom for vertex ν3 |
| ITDOF(4,I) | ± first degree of freedom for edge ϵ1 |
| ITDOF(5,I) | ± first degree of freedom for edge ϵ2 |
| ITDOF(6,I) | ± first degree of freedom for edge ϵ3 |
| ITDOF(7,I) | first interior degree of freedom for element tI |
| ITDOF(8,I) | polynomial degrees for element tI |
| problem | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| simple pde | u | (ud) | (ω) | ||||
| obstacle problem | u | (ω) | |||||
| continuation problem | u | u0 | · u | · u0 | ψr | ψl | (ω) |
| parameter identification | u | v | uλ | (ω) | |||
| distributed control | u | v | λ | (ω) |
| array entry | root | root/leaf | internal | leaf |
| IPATH(1,I) | neighbor | neighbor | neighbor | neighbor |
| IPATH(2,I) | child | -edge | child | -edge |
| IPATH(3,I) | vertex 1 | vertex 1 | ||
| IPATH(4,I) | vertex 2 | vertex 2 | ||
| IPATH(5,I) | ± edge | ± edge | ||
| IPATH(6,I) | degree | degree |
| Parameters associated with n command | |||
| Name | Alias | Type | Value |
| vname | n | short | maximum of 6 characters |
| alias | a | short | maximum of 2 characters |
| vtype | t | short | i (int), r (real), s (short), l (long), f (file) |
| index | i | int | pointer to IU, RU, SU |
| Parameters associated with s command | |||
| Name | Alias | Type | Value |
| vname | n | short | variable name |
| value | v | - | depends on vname |
| label | l | long | label associated with value in radio buttons |