This website (text content, images, graphics and animations) is under Copyright.
- Author of text content include related images: Ladislav Szanto
- Proofreading: Libor Kubica
- All of programs (animations) are for free to download from page: Animations.
- All of programs (animations) must not to be the next subject of trade.
- Programming by: Ladislav Szanto
Note: Programs (animation) were prepared with all due care. However, the programmer (Ladislav Szanto), a web designer nor the data space administrator (Wikina) are not responsible for the use EXE programs (animations).
- Building, design, styling by editor of a Wikina and a developer of Circle Calculator.
- SEO by SEOmister.