Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7c5b0052b0e4b34926d83ac9872a07481fef795db6f1665d51285e40e0dbbb92:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^