Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7830e30e869a3234950b728b2303ddef64feb918788366d339bfb28ffdeeab31:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^