Kolář, Ivan

1. Inner-extremal regular black holes from pure gravity
   2024/04/10 by Di Filippo, Francesco, Kolář, Ivan, Kubiznak, David · 12 citations
   #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th)
2. Conical singularity in spacetimes with NUT is observer-dependent
   2025/07/28 by Kolář, Ivan, Krtouš, Pavel, Ossowski, Maciej · 1 citation
   #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th)
3. Rotating Carroll Black Holes: A No Go Theorem
   2025/06/12 by Ivan Kolář, Kolář, Ivan, David Kubizňák +3 · 1 citation
   Physics and Astronomy · #Black Holes and Theoretical Physics #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th) #Noncommutative and Quantum Gravity Theories #Relativity and Gravitational Theory
4. Intrinsically-defined higher-derivative Carrollian scalar field theories without Ostrogradsky instability
   2024/09/05 by Poula Tadros, Ivan Kolář, Tadros, Poula +1 · 1 citation
   Engineering · Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #FOS: Physical sciences #Fluid Dynamics and Turbulent Flows #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th)