Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 34c082b2568e380f30f29a1fe8f72ef59a3e7272a623af747bda36189be3b54c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^