Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c2a66cc3e805a9da0f3818047fbcd8469757018124a64ecdd0f0e314c95c0848:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^