Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1cc39cdbe600d11184f2d5794e90e8d6080305b94e028450feea5bc4f43042cd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^