Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 19fad59f62c22e6db213dad28135eadc3ecf1aa77b9d61f3ac9ace1ae14380fb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^