Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4708910e8eba1b12db9efb96125a6b5c7436a3ad82d22d23fffc6fb06b1f3b0b:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^