Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0ba9fadd3de9634c3ebb5d3e349f740c82e40e69ba20fd89cdfaa7688eb78881:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^