Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eec87e58159d03e08a667a6cf4442f4db13e459687eeec3a31135d204c9a1c42:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^