| VENN | John ?, British mathematician who conceived a diagram using circles to represent sets and their relationships (4) |
| ATLAS | Charles, weightlifter who conceived a muscle-building system (5) |
| ALANTURING | British mathematician who will appear on new £50 notes from June 23 2021 (4,6) |
| STEMMA | From "garland" and "to crown, wreathe", a family tree, a pedigree or a scroll recording a genealogy; or, a diagram showing the relationship of a text to its various manuscripts (6) |
| WILES | British mathematician who proved Fermat's last theorem |
| OKAPI | Approval given to a factor in calculating circles to encase a relative of the giraffe (5) |
| VENNDIAGRAMS | Representations of sets and their relationships by overlapping circles named after an English logician (4,8) |
| TOES | Set circle to represent digits limits (4) |
| TIDES | Lord Kelvin conceived a machine to predict them |
| THARP | Twyla ?, US dancer who conceived, directed and choreographed 2002 Broadway musical Movin" Out (5) |
| BETJEMAN | John ?, British poet who authored 1966 collection High and Low (8) |
| ANDRE | John ?, British Army officer hanged as a spy in 1780 during the American War of Independence (5) |
| JOHNVENN | English mathematician who invented a diagram for representing relationships between sets (4,4) |
| COMPOSITOR | In printing, someone who sets and corrects type and assembles text and illustrations (10) |
| EXAMINER | A person who sets and marks tests to assess knowledge or proficiency (8) |
| SRPAN | Rela ng to a city |
| SISTER | How to resist a close rela tionship (6) |
| ITT | Character who fills in the blanks of "ha_ry rela_ive on _elevision" |
| TOMMYGUN | What weapon was named by its designer after John T Thompson, the American army officer who conceived the idea for it? (5,3) |
| MASTERMINDED | Conceived a plan: teacher didn't like it (6,6) |
