shear_flux.1 (1234B)
1 .Dd $Mdocdate$ 2 .Dt SHEAR_FLUX 1 3 .Os 4 .Sh NAME 5 .Nm shear_flux 6 .Nd determines flux from profile of shear velocities 7 .Sh SYNOPSIS 8 .Nm 9 .Op Ar file ... 10 .Sh DESCRIPTION 11 The 12 .Nm 13 utility outputs the cumulative sediment shear flux from a profile 14 of positions and shear velocities. 15 .Nm 16 expects that the first column of input is a list of positions, and 17 the second column is a list of shear velocities. 18 All other columns are discarded. 19 Input can be supplied through stdin or from a single file. 20 .Pp 21 The output is the cumulative sediment flux with units square meters 22 per second (m^2/s). 23 .Sh EXIT STATUS 24 .Nm 25 exits 0 on success, and >0 if a runtime error occurs: 26 .Pp 27 .Bl -tag -width Ds -compact 28 .It 0 29 successful exit 30 .It 1 31 unspecified error 32 .It 2 33 .Xr pledge 2 34 error 35 .El 36 .Sh EXAMPLES 37 The normal use is to pipe the output of 38 .Xr cngf-pf 1 39 into 40 .Nm : 41 .Pp 42 .Dl $ cngf-pf -n 10e3 | shear_flux 43 .Dl 6.1943203051999493e-06 44 .Pp 45 .Dl $ cngf-pf -n 100e3 | shear_flux 46 .Dl 0.0010127845066767284 47 .Pp 48 .Dl $ cngf-pf -F -e 600 -I 200 sim 49 .Dl $ shear_flux sim.output*.txt 50 .Dl 0.0017711059751388718 51 .Dl 0.0017971161104479135 52 .Dl 0.0017971161104479135 53 .Sh SEE ALSO 54 .Xr cngf-pf 1 , 55 .Xr max_depth_simple_shear 1 56 .Sh AUTHORS 57 .An Anders Damsgaard Aq Mt anders@adamsgaard.dk