Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 31e42b0d06d401a1dca4620b02484f92f5bb229a03e7ad7a210a556d2d29c9c0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^