functions kernelxx-kernelzz and bx-bz
functions kernelxx-kernelzz and bx-bz

eusoubrasileiro/fatiando,victortxa/fatiando,eusoubrasileiro/fatiando,mtb-za/fatiando,drandykass/fatiando,fatiando/fatiando,rafaelmds/fatiando,victortxa/fatiando,rafaelmds/fatiando,eusoubrasileiro/fatiando_seismic,drandykass/fatiando,mtb-za/fatiando,eusoubrasileiro/fatiando,eusoubrasileiro/fatiando_seismic,fatiando/fatiando,cmeessen/fatiando,santis19/fatiando,cmeessen/fatiando,santis19/fatiando