absolute curvature vector
parallel attack= parallel method=parallel fire suppression
log mean temperature difference; logarithmic mean temperature difference
logarithmic mean area log mean area
logarithmic mean mole fraction; log mean mole fraction
logarithmic mean temperature difference; log mean temperature difference
influence of lumbar curvature on cervical curvature
1-order ordinary differential matrix equation for the state vector
1-zero vector modulation
3 dimension vector fields scattering
3D gradient vector diffusion
3D space vector modulation