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Stratigraphs

Construct and validate a graph representation of a stratigraphic sequence.

stratigraph()
Construct a stratigraphic graph
strat_connect()
Connect stratigraphic units
strat_is_mirror()
Are two relation vectors mirrored?
strat_is_valid()
Is an object a valid stratigraphic graph?
strg_prune()
Remove redundant relations from a stratigraph

Read and write

Functions for reading and writing stratigraphic and chronological data.

read_lst()
Read an LST file
write_oxcal()
Write CQL to a file

CQL

An R interface to the Chronological Query Language (CQL).

Datasets

Example data included with the package.

harris12
Stratigraphy from Harris Figure 12
shub1
Schematic stratigraphy of Shubayqa 1
shub1_radiocarbon
Radiocarbon dates from Shubayqa 1

Deprecated

Functions for working with radiocarbon data in a tidy framework can now be found in the c14 package and will be removed in a future version of stratigraph.

cal() print(<cal>)
Calibrated radiocarbon dates
cal_metadata()
Extract metadata from a calibrated date
as_cal()
Convert an object to a cal object
as.CalDates.cal()
Convert cal objects to a rcarbon CalDates object
c14_calibrate()
Calibrate radiocarbon dates
c14_sum()
Sum radiocarbon dates with tidy syntax