Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b00df5c36ff2c698d29c150bcb0a1996ee2c063c1d159942711b88f4cb024a0:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^