Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c53f054d2ac84149171d472464ef7d70ae1385bf55575e5f32a7de2019b35f5a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^