| T | Math.Combinat.Groups.Thompson.F |
| Tableau | Math.Combinat.Tableaux, Math.Combinat.Tableaux.GelfandTsetlin.Cone, Math.Combinat |
| tableauContent | Math.Combinat.Tableaux, Math.Combinat |
| tableauShape | Math.Combinat.Tableaux, Math.Combinat |
| tableauWeight | Math.Combinat.Tableaux, Math.Combinat |
| tabulate | Math.Combinat.ASCII, Math.Combinat |
| tau | Math.Combinat.Groups.Braid |
| tauPerm | Math.Combinat.Groups.Braid |
| TDiag | |
| 1 (Type/Class) | Math.Combinat.Groups.Thompson.F |
| 2 (Data Constructor) | Math.Combinat.Groups.Thompson.F |
| ternaryTrees | Math.Combinat.Trees.Nary, Math.Combinat.Trees, Math.Combinat |
| theGarsideBraid | Math.Combinat.Groups.Braid |
| toBinTree | Math.Combinat.Groups.Thompson.F |
| toExponentialForm | Math.Combinat.Partitions.Integer, Math.Combinat.Partitions, Math.Combinat |
| toNonCrossing | Math.Combinat.Partitions.NonCrossing |
| toNonCrossingMaybe | Math.Combinat.Partitions.NonCrossing |
| toNonCrossingUnsafe | Math.Combinat.Partitions.NonCrossing |
| toPartition | Math.Combinat.Partitions.Integer, Math.Combinat.Partitions, Math.Combinat |
| toPartitionUnsafe | Math.Combinat.Partitions.Integer, Math.Combinat.Partitions, Math.Combinat |
| toPermutation | Math.Combinat.Permutations, Math.Combinat |
| toPermutationUnsafe | Math.Combinat.Permutations, Math.Combinat |
| toPlanePart | Math.Combinat.Partitions.Plane |
| toRoseTree | Math.Combinat.Trees.Binary, Math.Combinat.Trees, Math.Combinat |
| toRoseTree' | Math.Combinat.Trees.Binary, Math.Combinat.Trees, Math.Combinat |
| toSetPartition | Math.Combinat.Partitions.Set |
| toSetPartitionUnsafe | Math.Combinat.Partitions.Set |
| touchingDyckPaths | Math.Combinat.LatticePaths, Math.Combinat |
| touchingDyckPathsNaive | Math.Combinat.LatticePaths, Math.Combinat |
| transparentBox | Math.Combinat.ASCII, Math.Combinat |
| transposition | Math.Combinat.Permutations, Math.Combinat |
| transpositions | Math.Combinat.Permutations, Math.Combinat |
| Tree | |
| 1 (Type/Class) | Math.Combinat.Trees.Binary, Math.Combinat.Trees.Nary, Math.Combinat.Trees, Math.Combinat |
| 2 (Type/Class) | Math.Combinat.Groups.Thompson.F |
| treeCaretList | Math.Combinat.Groups.Thompson.F |
| treeNodeNumberOfChildren | Math.Combinat.Trees.Nary, Math.Combinat.Trees, Math.Combinat |
| treeNumberOfLeaves | Math.Combinat.Groups.Thompson.F |
| treeWidth | Math.Combinat.Groups.Thompson.F |
| Tri | |
| 1 (Type/Class) | Math.Combinat.Tableaux.GelfandTsetlin.Cone |
| 2 (Data Constructor) | Math.Combinat.Tableaux.GelfandTsetlin.Cone |
| TriangularArray | Math.Combinat.Tableaux.GelfandTsetlin.Cone |
| triangularArrayUnsafe | Math.Combinat.Tableaux.GelfandTsetlin.Cone |
| tuples | Math.Combinat.Tuples, Math.Combinat |
| tuples' | Math.Combinat.Tuples, Math.Combinat |
| tuples1 | Math.Combinat.Tuples, Math.Combinat |
| tuples1' | Math.Combinat.Tuples, Math.Combinat |
| tuplesFromList | Math.Combinat.Sets, Math.Combinat |
| twoLineNotation | Math.Combinat.Permutations, Math.Combinat |
| typeArg | Math.Combinat.TypeLevel |