Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1c25f5a42129d6da685ae37d8daab60d21fd2c1c4b2f8944463e26e6bb318584:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^