# smooth estimates can evaluate a so soap film

    Code
      print(sm_so)
    Output
      # A tibble: 10,160 x 9
         .smooth .type     .by   .estimate   .se .bndry .loop      v      w
         <chr>   <chr>     <chr>     <dbl> <dbl> <lgl>  <int>  <dbl>  <dbl>
       1 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.898
       2 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.880
       3 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.862
       4 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.844
       5 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.826
       6 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.808
       7 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.789
       8 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.771
       9 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.753
      10 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.886 -0.735
      # i 10,150 more rows

