Represent transformations in the plane using, e.g., transparencies and geometry software; describe transformations as functions that take points in the plane as inputs and give other points as outputs. Compare transformations that preserve distance and angle to those that do not (e.g., translation versus horizontal stretch).
error
User warning: Trying to overwrite a cache redirect for "entity_view:block:sml3_local_tasks:[languages:language_interface]=en:[theme]=sml3:[user.permissions]=81a96c77e9408382b94a19d8806d4956741578902b2d23960d7cd23932847376" with one that has nothing in common, old one at address "languages:language_interface, theme, user.permissions" was pointing to "url.path", new one points to "route, layout_builder_is_active:taxonomy_term". in Drupal\Core\Cache\VariationCache->set() (line 138 of core/lib/Drupal/Core/Cache/VariationCache.php).
