A GLUING OPERATOR FOR THE AMBITWISTOR STRING

A gluing operator for the ambitwistor string

Abstract We present a new operator in the ambitwistor string which glues together correlators with fewer points or of lower genus.It underpins the recursive construction of tree-level CHY scattering amplitudes by Dolan & Goddard, as well as the computation of loop integrands on a Riemann catherine lansfield ombre rainbow clouds eyelet curtains sphe

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Factors associated with unintended pregnancy among women attending antenatal care in Maichew Town, Northern Ethiopia, 2017

Abstract Objective Unintended pregnancy is one graco ascent of the most public health issues in the world, and it is the major sexual and reproductive health problem which carries a higher risk of morbidity and mortality for women, often due to unsafe abortion.Even though family planning services are effective and available than ever before, uninte

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