Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 83f2ad9231e26c4cd54794d0df57ec27f468d6d977dcb6e5da9e89d34db52d9f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^