How to use the sum function from mathjs

orderbook.js

GitHub: hollaex/hollaex-kit

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            math.sum(accumulatedSize, size),
        ];
    } else {
        let remainingBaseSize = math.divide(remainingSize, price);
        return [
            math.sum(accumulatedPrice, math.multiply(remainingBaseSize, price)),
            math.sum(accumulatedSize, remainingBaseSize),
        ];
    }
} else {

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custom-functions.js

GitHub: wgxli/complex-function-plotter

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const math = require('mathjs');

const I = math.complex(0, 1);
const isZero = (x) => (x === 0 || (x.re === 0 && x.im === 0));

const cadd = math.sum;
const csub = math.subtract;
const cdiv = math.divide;
const cmul = math.multiply;
const cmul_i = z => math.multiply(z, I);

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functions.js

GitHub: kengz/Risk-game

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// Generic functions

// Renormalize the functions below by weight sum
renorm: function(v) {
    var sum = m.sum(v);
    function f(x) { return x/sum; }
    return _.map(v, f);
},
vecdot: function(v1, v2) {

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DeepGaze.js

GitHub: asilvas/salient-maps

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    }

    const [whereY, whereX] = unravel_index(linearColorIndexes, [this.height, this.width]);
    this.centxMatrix[idx] = math.sum(whereX)
    this.centyMatrix[idx] = math.sum(whereY)
    this.centx2Matrix[idx] = math.sum(pow(whereX, 2))
    this.centy2Matrix[idx] = math.sum(pow(whereY, 2))
  });
}

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index.js

GitHub: jly36963/notes

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math.mean(numbers);
math.median(numbers);
math.mode(numbers)
math.std(numbers);
math.variance(numbers);
math.sum(numbers);

// probability
math.combinations(7, 5) // number of ways picking 'k' unordered outcomes from 'n' possibilities
math.combinationsWithRep(7, 5) // combinations with replacement

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electrostatics.js

GitHub: Thanatoslayer6/PhysicsDiscordBot

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getTotalCharge() {
    this.totalChargeLatex = 'q_{total} = '

    // Just add (this is still a math object, just convert to string)
    this.totalCharge = sum(this.parsedCharges.map((charge, index) => {
        let chargeInCoulombs = charge.convertedUnitCharge;
        this.totalChargeLatex += chargeInCoulombs.toString()

        if (index < this.parsedCharges.length - 1) {

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matrix.js

GitHub: vinodkumarCortracker/MathServerAPI-s

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})


router.post('/sum',(req,res)=>{
    try{
        let matrix1 = req.body.matrix1
        let result = sum(matrix1)


        res.send({result})
    }catch(err){res.send(err.message)}
})

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fssController.js

GitHub: Drakmord2/node-swarm-intelligence

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 * @returns {number}
 */
getDistance(p, q) {
    let sub         = mathjs.subtract(q, p);
    let components  = mathjs.dotPow(sub, 2);
    let sum         = mathjs.sum(components);

    let distance = mathjs.sqrt(sum);

    return distance;

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index.js

GitHub: Kirigaya-Kazuton/IA

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// mínimo (menor valor)
console.log('mínimo:', math.min([2, 1, 3]));
// máximo (maior valor)
console.log('máximo:', math.max([2, 1, 3]));
// soma (retorna 6)
console.log('soma:', math.sum([2, 1, 3]));
// média (retorna 2)
console.log('média:', math.mean([2, 1, 3]));
// mediana (número entre o maior e o menor -> 2)
console.log('mediana:', math.median([2, 1, 3]));

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