| Action | Title | Year | Authors |
|---|---|---|---|
| + | The circle | 1983 |
B.D. Bunday H. Mulholland |
| + | Circle Division | 2015 | |
| + | Circle Division | 2022 |
Ian Stewart |
| + | Circle Division | 1990 | |
| + | The Circumscribed Circle | 1955 |
Arthur Porges |
| + | The Circle Squared | 2023 |
Fredric Schwarzbach |
| + | The discovery of the circle | 1966 |
Bruno Munari |
| + | The Circle Rudely Squared | 2014 | |
| + PDF Chat | On the division by the circle | 1977 |
C. S. Hoo H. Hösli |
| + | The Circle Method | 2012 |
M. Ram Murty V. Kumar Murty |
| + | The Circle Method | 2004 |
Steven J. Miller Ramin Takloo-Bighash |
| + | Concentric Circles | 2007 | |
| + | Concentric Circles | 2018 |
Peter M. Blau Joseph E. Schwartz |
| + | The Circle Can Be Squared! | 1989 |
Barry Cipra |
| + | Circumscribed Circles | 1991 |
Robert Osserman |
| + | Circumscribed Circles | 1991 |
Robert Osserman |
| + | The Rolling Circle Squares Itself | 1977 |
Thomas E. Elsner |
| + | The πs Go Full Circle | 1999 |
Russell Euler Jawad Sadek |
| + | The square circle | 2014 |
Staffan Angere |
| + | Circles and Squares | 1976 |
William Eller Kathleen B. Hester |
| Action | Title | Year | Authors |
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| Action | Title | Year | Authors |
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