File:Tetreal10bx10d.png

Plot of Tetration: $y=\mathrm{tet}_b(x)$ versus $x$ for
 * $b \rightarrow 1$, (dark green);
 * $b = 1.1$,
 * $b = 1.2$,
 * $b = 1.3$,
 * $b = 1.4$, (dark green);
 * $b = \sqrt{2}\approx 1.41$, red;
 * $b = \exp(1/ \mathrm e) \approx 1.44$, blue;
 * $b = 1.5$, (dark green);
 * $b = 1.6$,
 * $b = 1.7$,
 * $b = 1.8$,
 * $b = 1.9$,
 * $b = 2$,
 * $b = \mathrm e \approx 2.71$,
 * $b = 10$, (dark pink);
 * $b \rightarrow \infty$, (dark pink);.