Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c72a29d87b568fb0cf09eaa9a0da44b6dc7baa7e40630f9a03bf54592e91405b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^