Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5ceeca72aad13128f5ecf801c2c00d76d2c7cc4db0050225853e1a70bc464ee8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^