Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 509836d5c64e29b7320c72c064947a240482d90998098599e0073db4ba967fb5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^