Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> de13c792c37ce9e2461a083eeea36007db8f2700aef7a5e1910c3524aa8fd83e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^