Fallback bracket-scan + bisection on h(lnp) - h_cache. Used only when the Chebyshev monotone-interval inverter returns nothing (should not happen for

dp/da on segment [a_i, a_{i+1}] at parameter t in [0,1]: dp/dt = (b_{i+1} - b_i) + (h^2 / 6) [ (-3(1-t)^2 + 1) M_i + ( 3 t^2 - 1) M_{i+1} ] dp/da =

Set bubble state ! This function sets the bubble state record bubbleProperties corresponding to the saturation data contained in the properties re

Set dew state ! This function sets the dew state record dewProperties corresponding to the saturation data contained in the properties record.

Setters for the concentration conversion coefficients

Set state from d, T, and phase ! This function sets the thermodynamic state record for the given density d, the temperature T and the specified ph

Set state from p and T ! This function sets the thermodynamic state record for the given pressure p and the temperature T. The computed values are

Set state from p, h, and phase ! This function sets the thermodynamic state record for the given pressure p, the specific enthalpy h and the speci

Set state from p, s, and phase ! This function sets the thermodynamic state record for the given pressure p, the specific entropy s and the specif

Set the three Mathias-Copeman constants in one shot for the component i of a mixture

Modify the surface parameter Q_k of the sub group sgi

Set all the alpha functions

Set the neighboring (alternate) cell to be used if the cell is invalid

Set binary mixture floating point parameter for this instance

Set the volume translation parameter

Call this function to set the valid flag to false

Set the kij factor for the ij pair

Set the entire kij matrix in one shot

Set the mole fractions @param mole_fractions The vector of mole fractions of the components */

Set the placeholder string for the superancillaries to allow for lazy construction, particularly important in debug builds

Call this function to set the valid flag to true

Compute surface tension ! This function returns the surface tension from the state specified by the properties input Must be re-implemented in

A simple vapour compression cycle calculation Parameters ---------- T0 : float The evaporated fluid, bef

A simple vapour compression cycle calculation based on superheat, subcooling and temperatures. Parameters ----------

Compute entropy at bubble line ! This function returns the entropy at bubble line from the state specified by the properties input Must be re-i

Return the molar entropy in J/kg/K

=========================================================================== DEPARTURE (ideal-gas -> real) homotopy. Scale the residual Helmholtz ener

Return the value of x only for given value of y \sa solve_for_x_count

Slopes from a natural cubic spline through (x, y). Reuses the general-purpose CubicSplineCurve so we don't keep two copies of the tridiagonal solver

Templates for turning vectors (1D-matrices) into strings

Per-input-pair failure counts. Returns a DataFrame with columns ``_SUMMARY_COLS``, sorted by ``total_failures`` descending.

Compute entropy at dew line ! This function returns the entropy at dew line from the state specified by the properties input Must be re-impleme

Compute σ decay and on-grid rank-vs-err. Returns (s, sigma_ratio, [(rank, max, p99, p50), ...]).

< Swap a_ij with a_ji, b_ij with b_ji, etc.

tdefl_calculate_minimum_redundancy() originally written by: Alistair Moffat, alistair@cs.mu.oz.au, Jyrki Katajainen, jyrki@diku.dk, November 1996. */

Solve a tridiagonal system A x = d where A has subdiagonal a, diagonal b, superdiagonal c. Standard Thomas algorithm — O(n) with one pass forward, on

Tight extremum of the piece f(s) = sum c_k T_k(s) on s in [-1, 1]. Drives the AABB so the cheap RegionAtlas filter rejects probes accurately — the con

Time ``fast_evaluate`` over the supplied probe set; returns ns/point per run. Caller is expected to have pre-filtered (h, p) via _backend_valid_s

Direct IAPWS-IF97 timing: pure header-only inline call, no AbstractState dispatch. This is the closest we can get to the claim in the IF97 release CT

Time ``[update(...) for each point]`` inside one tick block. Caller has already filtered (h, p) via _backend_valid_subset so the inner update

Direct REFPROP PHFLSHdll timing. Calls the Fortran flash routine straight through the dlsym'd function pointer — no AbstractState dispatch, no Cached

Randomly select two chromosomes from the samples, then return the one with the best fitness.