Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a71dc0a65373e1be9eba40c82e2fe6f7eeab65db6496f1a7ec2bc3c0791e98c0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^