2line:2. Two lines
2lineabs:2. Line + abs
2linecub:2. Line + cubic
2linequad:2. Line + quadratic
2linesin:2. Line + sin
2quad:2. Two quadratics
2quadabs:2. Quadratic + abs
2quadcub:2. Quadratic + cubic
2quadsin:2. Quadratic + sin
2sinabs:2. sin + abs
2sincos:2. sin + cos
3linequadabs:3. Line + quadratic + abs
3linequadcub:3. Line + quadratic + cubic
3linequads:3. Line + quadratics
3linequadsin:3. Line + quadratic + sin
3linesinabs:3. Line + sin + abs
3linesincos:3. Line + sin + cos
3linesquad:3. Lines + quadratic
3quad:3. Three quadratics
3quadcubsin:3. Quadratic + cubic + sin
3quadsin:3. Quadratics + sin
3quadsinabs:3. Quadratic + sin + abs
3quadsincos:3. Quadratic + sin + cos
4linequadcubsin:4. Line + quadratic + cubic + sin
4linequadsincos:4. Line + quadratic + sin + cos
4quadcubsincos:4. Quadratic + cubic + sin + cos
