Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 15b2e80d95dca20293c32221874375971bc8a0ae0b3663de8cec2576f27b007a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^