Verified Interval Arithmetic and Rigorous Enclosures in Pure R


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Documentation for package ‘RobustArithmetic’ version 0.1.0

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as.data.frame.ra_certificate Coerce a fixed point certificate to a data frame
as.data.frame.ra_escalation Show the result of an escalation
as.data.frame.ra_ivl Show an interval
as.data.frame.ra_paving Show a paving of certified roots
c.ra_ivl Combine and subset intervals
format.ra_certificate Format a fixed point certificate
format.ra_escalation Show the result of an escalation
format.ra_ivl Show an interval
format.ra_paving Show a paving of certified roots
format.ra_summary_certificate Format the summary of a fixed point certificate
length.ra_ivl Combine and subset intervals
Ops.ra_ivl Interval arithmetic through the ordinary operators
print.ra_certificate Print a fixed point certificate
print.ra_escalation Show the result of an escalation
print.ra_escalation_summary Show the result of an escalation
print.ra_ivl Show an interval
print.ra_ivl_summary Show an interval
print.ra_paving Show a paving of certified roots
print.ra_paving_summary Show a paving of certified roots
print.ra_summary_certificate Print the summary of a fixed point certificate
ra_abs Square, absolute value and integer powers
ra_add The named arithmetic operations
ra_arith The named arithmetic operations
ra_ball_certificate Certify a fixed point over a ball in a norm
ra_certify_fixed_point Certify a fixed point of a univariate expression over a ball
ra_check_expr Check that an expression is written with admitted symbols
ra_check_sentinels Check the evaluation route in use against the sentinels
ra_constants The two constants of the outward-rounding theorem
ra_dec Read the parts of an interval
ra_div The named arithmetic operations
ra_div_extended Extended division, keeping the two pieces apart
ra_elem Interval extension of an elementary function
ra_elem_escalate Climb the precision ladder until a question is settled
ra_empty The special intervals
ra_enclose_expr Enclose the range of a univariate expression, by three routes at once
ra_enclose_mpfr Enclose a multiprecision value in a pair of doubles
ra_entire The special intervals
ra_environment_anchor The environment anchor of the sentinels
ra_escalation_show Show the result of an escalation
ra_eval_natural Natural interval extension of an expression
ra_gershgorin Enclose the spectrum of a symmetric matrix by Gershgorin discs
ra_has_mpfr Is the rigorous level available
ra_hull Set operations on intervals
ra_inf Read the parts of an interval
ra_intersect Set operations on intervals
ra_interval Build an interval
ra_interval_to_text The text output of the interval standard
ra_is_empty Read the parts of an interval
ra_is_entire Read the parts of an interval
ra_is_nai Read the parts of an interval
ra_mag Derived quantities of an interval
ra_measures Derived quantities of an interval
ra_measure_library_error Measure the error of the evaluation path the fast level actually uses
ra_message_no_mpfr Report what the rigorous level would give and why it is unavailable
ra_mid Derived quantities of an interval
ra_mig Derived quantities of an interval
ra_mul The named arithmetic operations
ra_nai The special intervals
ra_neg The named arithmetic operations
ra_newton_step One step of the interval Newton operator
ra_operator_table The closed table of symbols an expression may use
ra_parts Read the parts of an interval
ra_paving_show Show a paving of certified roots
ra_periodic_frontier Where the periodic enclosures stop resolving, and why
ra_powers Square, absolute value and integer powers
ra_pown Square, absolute value and integer powers
ra_precision_ladder The ladder of working precisions
ra_pred Predecessor of a double in round-to-nearest
ra_prov The provenance of an interval's guarantee
ra_rad Derived quantities of an interval
ra_round_out Widen a pair of endpoints outward by one rounding step
ra_sentinels The load sentinels of the fast level
ra_sets Set operations on intervals
ra_set_dec Attach a decoration to an interval
ra_show Show an interval
ra_slack Slack in units in the last place declared for one function
ra_solve Certified enclosure of the roots of an expression over a window
ra_specials The special intervals
ra_spectral_sum Bound the spectrum of a sum of symmetric matrices
ra_sqr Square, absolute value and integer powers
ra_stop Raise a typed error of the package
ra_sub The named arithmetic operations
ra_succ Successor of a double in round-to-nearest
ra_sup Read the parts of an interval
ra_to_double Convert a multiprecision number to a double in a chosen direction
ra_vector Combine and subset intervals
ra_verify_monotonicity Verify the declared shapes against the functions themselves
ra_verify_operator_table Re-close the table against the installed software
ra_warn Raise a typed warning of the package
ra_wid Derived quantities of an interval
summary.ra_certificate Summarise a fixed point certificate
summary.ra_escalation Show the result of an escalation
summary.ra_ivl Show an interval
summary.ra_paving Show a paving of certified roots
[.ra_ivl Combine and subset intervals