Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3a6c26cce19a5d1b807dcec2d42355ae0ac297d4d87651789e41e9e7ae5010cf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^