Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 93b3bec283ae9e62f6b5a8f064c13295f8a24c6fd7e3e1133e0d11089f7141fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^