Here is a list of all documented namespaces with brief descriptions:

[detail level 123]

▼Nlive_cells
▼Nops
ROperator	Concept defining an operator on a cell
▼Cargument_tracker
Ctracker
Cbad_typed_cell_cast	Exception thrown when attempting to cast a `cell` to a `typed_cell` with a value type that is incompatible with the cell's value type
Cbatch_update	Defer changes to the values of mutable cells
Ccell	Dynamically typed `Cell` container
Ccell_state	Maintains the state of a stateful cell
Cchanges_only_cell_state	Mixin that modifies a `compute_cell_state` subclass to only notify its observers if the new value of the cell is not equal (!=) to the previous value
Cchanges_only_option	Cell option specifying that the cell, to which it is applied, should only notify its observers when its new value is not equal (by `==`) to its previous value
Ccompute_cell_base	A cell with a value that is a function of one or more argument cells
Ccompute_cell_state	Cell state for a cell which computes a value as a function of one or more argument cells
Cconstant_cell	A cell which holds a constant value
Cconstant_key	Key identifying a `constant_cell`
Cdependent_cell	Provides an interface for a cell with a value that is dependent on one or more argument cells
Cdynamic_compute_cell	A computed cell which determines its argument cells at runtime
Cdynamic_compute_cell_state	Maintains the state of a `dynamic_compute_cell`
Cdynamic_compute_changes_only_cell_state	A `dynamic_compute_cell_state` that only notifies the observers of the cell if the new value of the cell is not equal to the previous value
Cdynamic_compute_state	Defines the computation function of the state of a `dynamic_compute_cell`
Cdynamic_mutable_compute_cell	A mutable computed cell with the argument cells determined dynamically
Cdynamic_mutable_compute_cell_state	Maintains the state of a `dynamic_mutable_compute_cell`
Cdynamic_mutable_compute_changes_only_cell_state	A `dynamic_mutable_compute_cell_state` that only notifies the observers of the cell if its value has actually changed
Ckey	Defines the interface for a key which uniquely identifies a cell
Ckey_ref	Dynamically type `key` container
Cmake_cell	Defines a cell class using C such that the constraints defined by the concept `Cell` are satisifed
Cmake_mutable_cell	Same as `make_cell` but also provides a value setter `value(Parent::value_type)` so that the definition satisfies the `MutableCell` concept
Cmaybe	Container holding a cell value or an exception that occurred while computing a value
Cmerged_observable	Allows multiple cells to be observed at once
Cmerged_observable< T >
Cmutable_cell	A stateful cell which can have its value set directly
Cmutable_cell_state	Maintains the state of a `mutable_cell`
Cmutable_cell_view_base	A stateless mutable computed cell that does not cache its own value
Cmutable_compute_cell_state	Maintains the state of a mutable computed cell
Cobserver	Defines the interface for observing changes to the value of a `Cell`
Cobserver_cell_state	Provides functionality for observing a cell from a `cell_state`
Cpeek_cell	A `Cell` that reads the value of another `Cell` without notifying its observers when it changes
Cpeek_cell_key	Key identifying a peek_cell
Cpeek_cell_state	Maintains the state of a `peek_cell`
Cprevious_value_cell	A `Cell` that evaluates to the previous value of another `Cell`
Cprevious_value_cell_key	Key identifying a `previous_value_cell`
Cprevious_value_cell_state	Maintains the state of a `previous_value_cell`
Cstate_manager	Maintains the association between keys and cell states
Cstateful_cell	Base class for a cell with a state
Cstatic_mutable_compute_cell	A mutable computed cell with arguments determined at compile-time
Cstatic_mutable_compute_cell_state	Maintains the state for a `static_mutable_compute_cell`
Cstatic_mutable_compute_changes_only_cell_state	A `static_mutable_compute_cell_state` that only notifies the observers of the cell when the cell's value has actually changed
Cstop_compute_exception	Exception indicating that the value of a cell should not be computed
Cstore_cell	A `Cell` that caches the value of another `Cell`
Cstore_cell_compute_state	Defines the computation function of a `store_cell`
Cstore_cell_key	Key identifying a `store_cell`
Cstore_cell_state	Maintains the state of a `store_cell`
Cstore_changes_only_cell_state	A `store_cell_state` that only notifies the observers of the cell if the new value of the cell is not equal to its previous value
Ctyped_cell	Dynamically typed `Cell` container with a static value type
Cuninitialized_cell_error	Exception indicating that the value of a cell was referenced before its initial value was computed
Cunique_key	A key of uniquely identified by a single instance
Cvalue_key	Base class for a key distinguished from other keys by one or more values
Cvalue_key< T >	Base class for a key distinguished from other keys by one value
Cwatcher	Handle for a cell watch function
RComputable	Defines a type that computes a value when the call operator `operator()` is invoked
RCellOrValue	Concept specifying that T is either a `Cell` or a value that can be converted to a `constant_cell`
RKeyable	Concept defining an object that can be identified by a key
RTrackable	Concept defining an observable object that can be tracked dynamically as a dependency
RCell	Defines the cell protocol
RTypedCell	Concept that constrains `Cell` to cells holding a specific value type T
RMutableCell	Concept defining a `Cell` that can have its value set
RTypedMutableCell	Concept that constrains `MutableCell` to cells holding a specific value type T