Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bf211b51cc835ffb2e1f31784c2b71bebb7a87dd3b88045e50438fae82939f29:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^