Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fe00f61a1154782e035b2cf5aacd08a731e10cb99ac1ceb2a978b49a965098bd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^