Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e9c0523eee708472f25508dff747ae44c86803f6fa122570820c6a4708e5f26a:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^