Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7ccf34750ab79a314f7f9852d8e82f0558d9c13a2112cb20e0bfe0713545b3bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^