Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cf3872c44cb151f9fa0da8b1c0b88c40335ebae56c026f327bb8a63c736c6a3c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^