Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4ea9a86b93dc21defe81068f2e3838bc1a0ed296f024e7bdcea5de8dba5b9567:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^