Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b2e2bd718f7052259ca23d97157e9fb8ece71b95f9a02b1f85c3c5d77d45c3d8:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^