Nonlinear Filtering for Hybrid GPS/GSM Mobile Terminal Tracking

Table 1

Computational complexity of some common matrix operations [30].

Operation	Size	Mult.	Add.	Other
𝐀+𝐀	𝐀∈ℝ^𝑛×𝑚	−−−	𝑛𝑚	−−−
𝐀⋅𝐁	𝐀∈ℝ^𝑛×𝑚,𝐁∈ℝ^𝑚×𝑙	𝑙𝑚𝑛	(𝑚−1)𝑙𝑛	−−−
𝐂^−1	𝐂∈ℝ^𝑛×𝑛	𝑛^3	−−−	−−−
√𝐂	𝐂∈ℝ^𝑛×𝑛	−−−	−−−	𝑛^3/3+2𝑛^2