a1: parameter a_1 of the polynomial

In SvenjaFischer/Disagg: Disaggregation of daily mean discharges to hourly discharges including the peak

Description

analytical solution for the parameter a_1 of the polynomial

Usage

a1(t, qs, q1, q2, q3)

Arguments

qs	last disaggregated discharge of the day before
q1	daily mean discharge of the current day
q2	daily mean discharge of the next day
q3	daily mean discharge of the day after the next day

Value

Q_i(t)

Author(s)

Svenja Fischer

Examples

##---- Should be DIRECTLY executable !! ----
##-- ==>  Define data, use random,
##--	or do  help(data=index)  for the standard data sets.

## The function is currently defined as
function (t, qs, q1, q2, q3)
{
    a1t <- -1/36 * ((72 * t^2 + 144 * t + 42) * qs + 4 * q3 +
        t * (-12 * q3 + 96 * q2 - 228 * q1) + t^2 * (-24 * q3 +
        84 * q2 - 132 * q1) - 23 * q2 - 23 * q1)
    return(a1t)
  }

SvenjaFischer/Disagg documentation built on May 14, 2019, 10:37 a.m.