Composite higher derivative operators in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>d</mml:mi><mml:mo>=</mml:mo><mml:mn>2</mml:mn><mml:mo>+</mml:mo><mml:mi>ε</mml:mi></mml:mrow></mml:math> dimensions and the spectrum of asymptotically safe gravity
Physical review. D/Physical review. D.