How to enter special characters in Matlab

α \alpha β \beta γ \gamma θ \theta Θ \Theta Г \Gamma δ \delta Δ \Delta ξ \xi Ξ \Xi η \elta ε \epsilong ζ \zeta μ \miu υ \nu τ \tau λ \ lamda ∧ \Lamda π \pi ∏ \Pi σ \sigma ∑ \Sigma φ \phi Φ \Phi ψ \psi Ψ \Psi χ \chi ω \ommiga Ω \Ommiga < \leq > \geq is not equal to \neq << \ ll >> \gg positive/negative\pm left arrow\leftarrow right arrow\rightarrow up arrow\uparrow Example text(2,3,'\alpha_2^\beta') Note: You can use {} to enclose the whiskers together in Matlab Graphics allow characters to be displayed in the TEX file format. Use \bf, \it, \rm to indicate bold, italic, and regular characters, pay special attention to the usage of curly brackets { }.