Firefly Optimization and Mathematical Modeling of a Vehicle Crash Test Based on Single-Mass

Table 2

Damper and spring constants for Maxwell model.

Parameter	Real roots	Imaginary roots
𝑎	−14.5	−33.42
𝑏	−14.6	39.02
𝑘	−2,540 N/m	2,304,245 N/m
𝑐	−87.6 Ns/m	34,474 Ns/m