Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8cd15d6c82007f9281e7e545be448663d4ec29d8c3b8aad75c110c6e6d608ffa:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^