Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 20bebd36976e6311d8e2464167e2f629fe85882fc18758d362039e751d445a44:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^