In his solo show “A Field of Non-field,” the Taiwanese artist Chen Chieh-jen elaborates on what he calls “dhammic leftism,” a term he’s been using for some time. The concept is based on Nagarjuna’s Madhyamaka (“middle path”) school of Buddhism, in which Chen sees a kind of negative dialectic manifested through its so-called eight negations––“neither birth nor death, neither end nor permanence, neither identity nor difference, neither coming nor going.” The doctrine calls for a synthesis of strict criticism and speculative consciousness, which is also embodied on the level of visuality: The