pyra-margin 0.6.2

Margin weight, balance, and price calculations for Drift spot positions
Documentation 
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/// Errors from margin/balance math operations.
#[derive(Debug, thiserror::Error)]
pub enum MathError {
    #[error("arithmetic overflow in margin calculation")]
    Overflow,
    #[error("liquidation threshold is 0")]
    NotBorrowCollateral,
}

pub type MathResult<T> = Result<T, MathError>;