Examples

• get every second row of the ASCII table listing only $F_{11}$, $F_{12}$, and $F_{13}$ components of deformation gradient and all (nine) $P_{ij}$ components of first Piola–Kirchhoff stress

  --condition '#_row_# % 2 == 0' --white '[123]_f',p

• all data except for increment and grain number that is located in the tube along z bounded by R1 and R2

  --condition 'R1**2 < #ip.x#**2 + #ip.y#**2 < R2**2' --black inc,grain