| Circle map | R57JN6PRTZ | unknown | open | Wikipedia Arnold tongue#KFV2 |
| circle of antisimilitude | G1P159ZQ6V | definition | open | Wikidata Q2693467, MathWorld Midcircle, Wikipedia Circle of antisimilitude |
| Circle of competence | JESC9MY5G5 | definition | open | Wikipedia Circle of competence, Wikidata Q48971590 |
| circle of latitude | 14NZ3N4D3T | definition | open | Wikidata Q146591, ProofWiki Definition:Parallel_of_Latitude |
| Circle orientation | 3CGR07JN68 | unknown | open | Wikipedia Circle#HIM4 |
| Circle packing | APZH9V8QHF | topic | open | Wikipedia Circle packing, Wikidata Q5121501 |
| circle packing in a circle | P5863TK7AP | definition | open | Wikidata Q5121498, MathWorld CirclePacking, Wikipedia Circle packing in a circle |
| Circle packing in a rectangle | PES5PMFAE8 | unknown | open | Wikipedia Circle packing in a square#P8T4 |
| Circle packing in a square | BACEHJE611 | definition | open | Wikipedia Circle packing in a square, Wikidata Q5121499 |
| Circle packing in an equilateral triangle | G2FEJJ41SY | definition | open | Wikipedia Circle packing in an equilateral triangle, Wikidata Q5121502 |
| Circle packing in an equilateral triangle | PZ64AWBRNV | unknown | open | Wikipedia List of conjectures by Paul Erdős#OA9Z |
| Circle packing in an isosceles right triangle | 7FB410VJB8 | definition | open | Wikipedia Circle packing in an isosceles right triangle, Wikidata Q5121503 |
| Circle packing theorem | JRPS7HJPVC | statement | open | Wikipedia Circle packing theorem, Wikidata Q5121504 |
| Circle-circle intersection | VMEWBRYXMC | unknown | open | Wikipedia Intersection (geometry)#55QO |
| Circle-valued Morse theory | Q2YZRGSRPT | definition | open | Wikipedia Circle-valued Morse theory, Wikidata Q5121372 |
| Circle-valued semimartingales and lifts | 5WEPM4MEJZ | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.27851#NGHU |
| Circles of Apollonius | 5HQHWWER4M | definition | open | Wikipedia Circles of Apollonius, Wikidata Q20781897 |
| circles of Apollonius | RZ10DFSV87 | concept | open | Wikidata Q773862, MathWorld CoaxalCircles, Wikipedia Apollonian circles |
| Circolo Matematico di Palermo | B9G18P4VHK | definition | open | Wikipedia List of mathematical societies#SQWY |
| Circolo Matematico di Palermo | M73SXW1R8G | definition | open | Wikipedia Circolo Matematico di Palermo, Wikidata Q516426 |
| circuit | 4XY18RX2S5 | definition | open | Wikipedia Glossary of graph theory#JTXX |
| circuit | CC8W07B4CQ | unknown | open | Wikidata Q17176291, MathWorld Circuit |
| circuit | JGWK84BKSF | concept | open | applied_combinatorics index/5.3/circuit |
| circuit | NGK3XT6X6H | definition | open | Wikipedia Glossary of classical algebraic geometry#495I |
| Circuit Assembly Complexity | N8F3N3VWVM | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.12239#RFSI |
| Circuit axioms | JRNCKT37AA | statement | open | Wikipedia Oriented matroid#5HYQ |
| Circuit complexity | 2QC21Y61Y1 | definition | open | Wikipedia List of computability and complexity topics#N373 |
| Circuit complexity | 36G7DRMMD3 | definition | open | Wikipedia Circuit complexity, Wikidata Q1055112 |
| Circuit Complexity of the Closed-Form Formula | JW6D91NFXY | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.12239#LX6K |
| Circuit diagram | 5G2CX1GQPN | unknown | open | Wikipedia List of graphical methods#7YKM |
| Circuit History State Subspace | 4XHFBER96Z | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.26769#O311 |
| Circuit laws | NR1C4T660V | statement | open | Wikipedia Phasor#QNF1 |
| Circuit profile and basis average | EP6AV2206F | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.20649#PSHO |
| Circuit satisfiability problem | 7NQTH6D1FJ | problem | open | Wikipedia Circuit satisfiability problem, Wikidata Q5121622 |
| Circuit size | DPMYXZ4T0D | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.02166#ZW8J |
| Circuit topology | XPCZZY9SCR | definition | open | Wikipedia Circuit topology, Wikidata Q18205998 |
| Circuit-size energy bounds | N2PCZXPNB6 | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2610.02166#NYM0 |
| Circuits over sets of natural numbers | N5DZ6BWSP1 | definition | open | Wikipedia Circuits over sets of natural numbers, Wikidata Q5121632 |
| circulant codes to Weldon Ensemble | JHYYW3KKJM | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2507.13548#O7MJ |
| circulant determinant | G85NG6WAYH | concept | open | Wikidata Q116273946, MathWorld CirculantDeterminant |
| Circulant determinant | NH9F5BJ2G6 | unknown | open | Wikipedia Circulant matrix#U7RN |
| circulant graph | QRD82SSMHG | definition | open | Wikidata Q5121633, MathWorld CirculantGraph, Wikipedia Circulant graph |
| circulant matrix | YD9HM39ZNB | definition | node (a node has the same Wikidata item as the row) | Wikidata Q245457, MathWorld CirculantMatrix, Wikipedia Circulant matrix |
| circular | SGEWVKG783 | definition | open | Wikipedia Glossary of classical algebraic geometry#ZRWN |
| Circular algebraic curve | 20S8Q37M29 | definition | open | Wikipedia Circular algebraic curve, Wikidata Q5121655 |
| Circular analysis | MRMGV8M5FV | definition | open | Wikipedia List of statistics articles#74AS |
| Circular analysis | QEZ9TCGX1T | definition | open | Wikipedia Circular analysis, Wikidata Q16958490 |
| Circular arc | Z41YC5DW8T | definition | open | Wikipedia Circular arc, Wikidata Q18335820 |
| Circular calculator | NY02BVZT9S | unknown | open | Wikipedia Slide rule#43WQ |
| Circular Cauchy distribution | X0GKC3R5GZ | unknown | open | Wikipedia Wrapped Cauchy distribution#M8JN |
| Circular cause and consequence | 96K1WQZRYW | unknown | open | Wikipedia Correlation does not imply causation#B0GA |
| Circular clique | F9ZHTBBDY9 | unknown | open | Wikipedia Circular coloring#FQLR |
| Circular coloring | 4NMBBZMVCY | definition | open | Wikipedia Circular coloring, Wikidata Q5121656 |
| Circular convolution | B6M8R9Z36B | definition | open | Wikipedia Circular convolution, Wikidata Q245450 |
| Circular convolution theorem and cross-correlation theorem | B0AGVD8MT9 | statement | open | Wikipedia Discrete Fourier transform#7URX |
| Circular definition | MQ7CQET5RY | definition | open | Wikipedia Circular definition, Wikidata Q428414 |
| Circular directrix | 2APCTEA16N | unknown | open | Wikipedia Focus (geometry)#6LUJ |
| Circular distribution | 3F9R72WA62 | definition | open | Wikipedia List of statistics articles#787S |
| Circular distribution | 85G9YZ1JQ2 | definition | open | Wikipedia Circular distribution, Wikidata Q5121661 |
| Circular distribution | YR6A8XTEQP | definition | open | Wikipedia List of statistics articles#LLUP |
| Circular embedding conjecture | MH3TFY5CN9 | statement | open | Wikipedia Cycle double cover#V7RP |
| Circular ensemble | CYFE81Q3HR | definition | open | Wikipedia Circular ensemble, Wikidata Q5121662 |
| Circular error probable | 4CRK8C20EC | definition | open | Wikipedia Circular error probable, Wikidata Q843368 |
| Circular error probable | RC4P7PQS97 | definition | open | Wikipedia List of statistics articles#AL9K |
| Circular law | 3P4ND7F6SF | statement | open | Wikipedia Circular law, Wikidata Q5121666 |
| Circular layout | J7R17XEWPJ | definition | open | Wikidata Q17007886, MathWorld CircularEmbedding, Wikipedia Circular layout |
| Circular mean | 4AKGVZCJKG | definition | open | Wikipedia Circular mean, Wikidata Q6803634 |
| Circular Monge separation | RX4GMMMDBH | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.26055#VL74 |
| Circular motion | A49V965MJ0 | definition | open | Wikipedia Circular motion, Wikidata Q715746 |
| Circular motion | N725C6C9TH | definition | open | Wikipedia List of mathematical topics in classical mechanics#K25Z |
| Circular notation | 8K7DC0WBEA | unknown | open | Wikipedia Permutation#R4DK |
| Circular paraboloid | 5VB16T2KPT | unknown | open | Wikipedia Paraboloid#DC06 |
| Circular parking | C9S4VR6K7C | definition | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.23607#72WI |
| Circular points at infinity | 7GKZKMNP7J | definition | open | Wikipedia Circular points at infinity, Wikidata Q2121952 |
| circular prime | VCJ33448B5 | object | open | Wikidata Q5121674, MathWorld CircularPrime, Wikipedia Circular prime |
| Circular reasoning | BTKRV4YRKT | definition | open | Wikipedia Circular reasoning, Wikidata Q6011160 |
| Circular reference | JE5SN90CDG | definition | open | Wikipedia Circular reference, Wikidata Q205808 |
| Circular restricted three-body problem | D15EMJHFHX | unknown | open | Wikipedia Three-body problem#PHPF |
| Circular section | GJ0H25TVH0 | definition | open | Wikipedia Circular section, Wikidata Q31286213 |
| circular sector | 2QT3D48QWF | definition | open | Wikidata Q203435, MathWorld CircularSector, Wikipedia Circular sector |
| Circular sector | 60MYJ7W7BB | definition | open | Wikipedia List of two-dimensional geometric shapes#C7NC, Wikipedia List of mathematical shapes#D4LQ |
| circular segment | 7F847WV10D | definition | open | Wikidata Q783081, MathWorld CircularSegment, Wikipedia Circular segment |
| Circular segment | PPT3QNDP65 | definition | open | Wikipedia List of two-dimensional geometric shapes#S28P, Wikipedia List of mathematical shapes#FP9L |
| Circular shift | 8QJ537DW44 | definition | open | Wikipedia List of permutation topics#T563 |
| Circular shift | H1HR11P2Q0 | definition | open | Wikipedia Circular shift, Wikidata Q3042450 |
| Circular smoothing | MSZC9FY13E | statement | record (an item of a paper that no node asks for yet. The record keeps its edges in the record plane (corpus arxiv AX8.6)) | arXiv 2609.37704#6BW9 |
| Circular statistics | Z0DP4KA9W0 | definition | open | Wikipedia List of statistics articles#9D4Y |
| Circular surface | 5ZXRHCTDP6 | definition | open | Wikipedia Circular surface, Wikidata Q5121678 |
| Circular symmetry | 47P5ZC3W66 | definition | open | Wikipedia Circular symmetry, Wikidata Q3271879 |
| Circular thresholding | 28AQN67RDR | unknown | open | Wikipedia List of computer graphics and descriptive geometry topics#V8MG |
| circular triangle | NTDZ1NZQ3F | definition | open | Wikidata Q25100123, MathWorld CircularTriangle, Wikipedia Circular triangle |
| Circular uniform distribution | H2REYZRW1H | definition | open | Wikipedia List of statistics articles#CR0A |
| Circular uniform distribution | JNZ9AGZJ09 | definition | open | Wikipedia Circular uniform distribution, Wikidata Q5121680 |
| Circulation | FCPN92F62R | definition | open | Wikipedia Circulation (physics), Wikidata Q205880 |
| Circulation problem | TYG5RXV76F | problem | open | Wikipedia Circulation problem, Wikidata Q5121696 |
| circumcenter | TJFEVRCV6Z | definition | open | Wikidata Q3797607, MathWorld Circumcenter, ProofWiki Definition:Circumcircle_of_Triangle/Circumcenter |
| Circumcenter of mass | K66KEFV86Y | definition | open | Wikipedia Circumcenter of mass, Wikidata Q25303866 |
| Circumcevian triangle | 4MHR8ZCQ8V | definition | open | Wikidata Q2493180, MathWorld CircumcevianTriangle, Wikipedia Circumcevian triangle |
| circumconic | Q9KTR87RCG | unknown | open | Wikidata Q124630578, MathWorld Circumconic |
| Circumconic and inconic | QA1EQQ3HYX | definition | open | Wikipedia List of triangle topics#HZZ0 |