… black holes, to test alternative theories of gravity, and to furnish insight into fundamental physics.
In this review, … of black hole shadows, the properties of black hole images illuminated by …

… a review of the current state of the research of the black hole … black hole, for an observer
anywhere outside of the black … is the closest we can come to an image of the black hole itself, …

… This paper briefly reviews past, current, and future efforts to image black holes. Black holes
seem … Yet, nobody has ever seen a black hole. What do they look like? Initially, this question …

… an in-depth literature review of the Black Hole Algorithm (BHA) … reviews various variants of
the BHA. The applications of BHA in engineering problems, clustering, task scheduling, image …

… black hole. In this work, we introduce a formalism, based on a principal component analysis,
capable of reconstructing the black hole … spherically symmetric black holes surrounded by a …

… This article is an exhaustive and illustrated review of the numerical work on black hole imaging
… 2), we check that the spin of the black hole hardly affects the shape of the primary image. …

… of black hole shadow shape. Finally, we review the numerical calculation of black hole shadows
… The dark region in the center of a black hole image is the black hole shadow. The dark …

… hole in our Universe. These radiation inlay extra bright rings in the image of the black hole in
… Therefore, the image of the black hole observed by us encodes the information of quantum …

… two shadows or two images for a single black hole: a larger primary image and a secondary
smaller image that looks like an eyebrow. In the case of two black holes each eyebrow-like …

… “image” of a black hole in 2019 [28]. … black holes and therefore we call them black holes. If
at some point we will find that these objects have some properties not belonging to black holes…