Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ea67abc7b82499acbf098596b9a3eceffca3c54b60b8161444962230cbd6f9b3:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^