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Table 1 Examples of the notation used throughout this paper

From: Approximate parameter inference in systems biology using gradient matching: a comparative evaluation

Notation

Meaning

Example

Bold face uppercase letter or symbol

Matrix

\(\mathbf X\)

Bold face lowercase letter or symbol

Vector

\(\varvec{\theta }\)

Vector at time \(t_i\)

Concentration for all species at time \(t_i\)

\(\mathbf y (t_i)\) or \(\mathbf x (t_i)\)

Vector of concentrations for species \(s\)

Concentrations for species \(s\) over all timepoints

\(\mathbf y _s\) or \(\mathbf x _s\)

Vector of concentrations

Concentrations over all timepoints for one species

\(\mathbf y\) or \(\mathbf x\)

Lower case letter at time \(t_i\) for species \(s\)

Concentration for species \(s\) at timepoint \(t_i\)

\(y_s(t_i)\) or \(x_s(t_i)\)