Mathcore
Mathcore is a subgenre of hardcore punk and metalcore influenced by post-hardcore, extreme metal and math rock that developed during the 1990s. Bands in the genre emphasize complex and fluctuant rhythms through the use of irregular time signatures, polymeters, syncopations and tempo changes. Early mathcore lyrics were addressed from a realistic worldview and with a pessimistic, defiant, resentful or sarcastic point of view. In the 1990s, the hardcore punk scene started to embrace extreme metal openly. It also started to become highly ideological, with most of the popular bands being part of subcultures. This led to bands such as Converge, Botch, Coalesce and The Dillinger Escape Plan to establish the genre. Characteristics Music Mathcore emphasizes complex and fluctuant rhythms through the use of irregular time signatures, polymeters, syncopations and tempo changes, while at the same time the drummers play with overall loudness. In the words of The Dillinger Escape Plan bassist Liam Wilson, their "choppy rhythms that people get kind of tongue-twisted on" are "Latin rhythms" mixed with the speed and "stamina" of heavy metal, drawing a parallel between them and John McLaughlin's use of Eastern sounds within a jazz context. Most pioneering mathcore drummers had jazz, orchestral or academic