Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 83b9b06ebcd0e86ca2487551286dfed53a7452d68b9f091f0f4f48c4feb0388e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^