Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c5420243657eca5505106067fd8ce3ef3d21c657b8f0ba5f4ddfec281f0b39cc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^